Tires/Tubes

From loose snow to icy freeze-thaw and everything in between, Wrathchild craves the best and worst winter conditions. Deep center lugs aggressively claw into unconsolidated snow for extreme acceleration and braking traction. Super-tall side lugs dig into loose snow to provide predictable and confident cornering. It doesn't matter whether there's ice on the road ahead, the Wrathchild is available in both studded and non-studded models. Let Wrathchild bring out your inner-child and go carve up some local trails.

Born in the American Midwest, gravel riding is one of the fastest–growing styles of cycling. The sense of adventure, conquering new challenges, and simply experiencing a new style of riding are some of its big selling points, but doing so without the proper tires makes the difference between having fun and cursing and hollering on the side of the road. The Pathfinder delivers the versatility that these adventure-laden rides deserve—fast rolling, lots of grip, and a whole lot of fun. - Casing: 120 TPI - Bead: Foldable - Butyl wrapped bead = 2Bliss Ready - Compound: GRIPTON - Flat Protection: Endurant Casing and BlackBelt - 650b x 47mm [1.75"], psi 35-65, approximate weight 555g - 700 x 38mm, psi 50-80, approximate weight 480g - 700 x 42mm, psi 50-80, approximate weight 540g - 700 x 32mm, psi 50-80, approximate weight 380g

The Hardrock'R is a long lasting tire with an aggressive, yet smooth rolling, tread with multi-directional knobs that are sure to improve traction and cornering over mixed terrain. And with the added benefit of Flak Jacket flat protection, you'll be sure to hit it all with confidence and control. - Casing: 30 TPI - Bead: Wire - Compound: 70a - Flat Protection: Flak Jacket - 26 x 2.0", PSI 35-65, approximate weight 880g

The Espoir Sport is a reliable road tire that's ideal for ambitious training and high-mileage rides. It features a durable compound with low rolling resistance and plenty of grip. And with our BlackBelt X 2 flat protection, you also gain reliability and durability where it counts. - Casing: 60 TPI - Bead: Wire - Compound: 70a - Flat Protection: BlackBelt X 2 - 700 x 23mm, PSI 110-125, approximate weight 340g - 700 x 25mm, PSI 110-125, approximate weight 370g - 700 x 28mm, PSI 85-95, approximate weight 400g - 700 x 30mm, PSI 85-95, approximate weight 435g

Dillinger 4 is a fast traction studded fat bike tire. The tightly spaced center tread rolls quickly, while taller, braced side lugs improve cornering in snowy conditions. Carefully positioned studs allow for railing icy, off-camber singletrack with confidence and control. - Braced side lugs for improved cornering - Directional center lugs for rolling speed and braking traction - Replacement studs and stud insertion tool sold separately - Replacement studs and stud insertion tool sold separately

With the Crossroads Armadillo tire, Specialized redesigned their popular Crossroads tread, making it the best, most robust multi-terrain tire out there. Whether on your mountain bike or town bike, this tire is ready for the rigors of everyday street life. And with maximum flat protection from our Armadillo technology, plus a rugged casing and smooth-rolling tread, you'll get around town easily without worrying about flats or traction on parkways and cobbles. - Casing: 60 TPI - Bead: Wire - Compound: 60a - Flat Protection: Armadillo - 26 x 1.9", PSI 35-65, approximate weight 680g

Your tubeless wheels will benefit from the use of Orange Seal Tubeless Tire Sealant. It is proven to seal large punctures up to 1/4-inch and perform under varying temperatures and altitudes. Orange Seal Tubeless Tire Sealant is compatible with most bike tire systems and is eco-friendly.

Pasela is Panaracer's standard all around touring or urban commuting tire. Its comprehensive size range ensures that you can find a Pasela for most any usage. Ride it and trust it. - Steel (Wire) bead

We named this tire for our friend Nate, who is also quite large and aggressive. This tire has a shred-your-face-off, run-over-anything, kung fu grip knobby tread pattern. The casing is round and supple. Tall, widely-spaced knobs are siped for added grip and compliance. The knobs’ wide spacing means they dig deep and still shed the crap you’re riding through. The tread wraps a little around the sides of the tire, providing good knob contour even on very wide rims, which in turn allows good off-camber traction. Similar to our beer preferences, Nate is available in black and tan. - Folding bead - Max pressure: 30psi

- 3mm thick protective layer - The archetypal high quality touring tire - E-Bike Ready. You can choose every Marathon for your E-Bike (E-25). The main sizes are approved and tested for E-bikes up to 50 km/h (E-50).

The Product that Started a Tubeless Revolution Inside this simple bottle is a product that changed cycling. Today's tubeless systems rely on the lighter, more reliable, self-sealing performance of Stan's Tire Sealant. Just two ounces of Stan's in a converted standard tire or tubeless tire can repair punctures up to 1/4-inch almost instantly to keep you rolling. Longer-lasting Stan's Tire Sealant is formulated to stay liquid in tires with even thin casings for up to seven months. Arid conditions require more frequent monitoring of sealant levels, but anti-freezing agents in our special formula allow Stan's Tire Sealant to be used in temperatures as cold as -30° F. One quart will convert up to 16 tires. - First choice of riders around the world for tubeless conversion and flat prevention - Seals punctures up to 1/4-inch (6.5mm) quickly - Stays liquid 2-7 months for long-lasting protection - Premium low-viscosity formula resists freezing to work in environments as cold as -30° F (-34° C) - Natural materials, safe for the environment - Can be injected through valve stems with removable cores compatible with tubes and tubular tires

Cruise in style with Schwalbe's Big Apple Performance tire. Their wide Balloonbike profile provides natural cushy suspension, and it rolls easily thanks to the smooth tread. Plus, you get their RaceGuard puncture protection and lightweight Endurance rubber compound for confident handling.

When your ride varies from skate parks to city streets, and usually ends with a session at the trails, the Rhythm Lite is the obvious tire of choice. A fast-rolling center section keeps things moving, while slightly larger and deeper shoulder knobs provide enhanced traction in the dirt. - Casing: 30 TPI - Bead: Wire

With the Crossroads tire, we redesigned our popular tread, making it the best multi-terrain tire out there. Whether on your mountain bike or town bike, this tire is ready for the rigors of everyday street life. And with Flak Jacket flat protection, plus a rugged casing and smooth-rolling tread, you'll get around town easily without worrying about flats or traction on parkways and cobbles. - Casing: 60 TPI - Bead: Wire - Compound: 60a - Flat Protection: Flak Jacket - 700 x 38mm, PSI 50-80, approximate weight 575g

An aggressively styled youth tire for all-condition riding, our Roller tire makes the perfect tire for your kids to learn how to shred. - Casing: 30 TPI - Bead: Wire - Compound: 70a - Flat Protection: Flak Jacket - 24 x 2.125", PSI 35-100, approximate weight 610g

- Long-lasting, high-quality rubber compound - Center tread siping for enhanced wet road traction - Continuous center tread for a smooth ride

Do you ride in a wide range of winter conditions? Dillinger is one of the best winter fat bike tires for mixed conditions, thanks to its balance of speed and traction to help you stick to your line without slowing you down. And with optional studs, you’ll never slip, slide, or lose control on ice. Details: - Fast-rolling center tread for carrying speed - Large, braced side lugs for predictable cornering performance - Available with 168 Large Concave Carbide Aluminum Studs, 168 Carbide Steel Studs, or a custom-studdable tread for tuning your own stud pattern - 60 TPI and 120 TPI casing options - Tubeless-ready for supple ride quality, more grip, and weight savings - We design 45NRTH tires for extreme winter cycling applications. We do not recommend using this product with power assist bikes as the additional torque and system weight can lead to pre-mature casing wear and stud loss.

Continental's Gatorskin combines 3 flat-protection technologies into one fast-riding, high-mileage racing and training tire. It features a super-fine 180 thread-per-inch casing, a bead-to-bead layer of DuraSkin, and is finished with a Kevlar-reinforced top layer. The result is a light tire that rolls and corners with the best of them while providing flat protection second to none. - Weight: 290/310/360/365/390 grams (23c/25c/28c/32c/27 x 1 1/4) - PolyX puncture protection - DuraSkin sidewall protection

From light winter trail riding to commuting, the Kahva allows you to carve your way through winter with concave carbide studs as well as single, double and triple siped lugs. - Siping on center and side lugs lets the Kahva conform to terrain for increased grip in any riding conditions - Concave carbide studs provide traction in the iciest conditions - Directional lugs provide low rolling resistance while offering excellent braking traction

The Grand Prix 5000 is the best all-rounder in the field, brought to a whole new performance level. Ride faster, more comfortably, and with increased puncture protection. Its Active Comfort Technology absorbs vibrations and smooths your ride. Lazer Grip technology, designed to make you one with the road, features a lasered micro profile structure that expands over the tire’s shoulder and provides outstanding cornering. The Vectran Breaker is lighter, more flexible and protects more effectively against cuts than comparable nylon. With incredible tear resistance at a very low weight, it possesses exactly the right properties to be a premium puncture protection insert, while not adversely affecting rolling resistance. The Grand Prix 5000—made to make you better. With Continental's unique and legendary BlackChili tread compound, produced only in Germany, they have revolutionized the sport of cycling. This compound answers the eternal question of the best balance of grip and rolling resistance for cycling. Regular test wins confirm the measurable and noticeable advantages for cyclists, established in both the lab and on the road. The latest polymers, as well as specially developed carbon black particles and filler materials, guarantee ultimate performance.

The All Condition Armadillo continues to be the leading tire for anyone who needs top performance blended with puncture-resistance. This workhorse tire is impressively robust for touring and commuting, as well as being tough enough to navigate the roughest road conditions. - Casing: 60 TPI - Bead: Wire - Compound: 60a - Flat Protection: Armadillo - 700 x 23mm, PSI 110-125, approximate weight 360g - 700 x 25mm, PSI 110-125, approximate weight 395g - 700 x 28mm, PSI 85-95, approximate weight 440g - 700 x 30mm, PSI 85-95, approximate weight 480g - 700 x 32mm, PSI 85-95, approximate weight 510g

The Grand Prix 5000 is the best all-rounder in the field, brought to a whole new performance level. Ride faster, more comfortably, and with increased puncture protection. Its Active Comfort Technology absorbs vibrations and smooths your ride. Lazer Grip technology, designed to make you one with the road, features a lasered micro profile structure that expands over the tire’s shoulder and provides outstanding cornering. The Vectran Breaker is lighter, more flexible and protects more effectively against cuts than comparable nylon. With incredible tear resistance at a very low weight, it possesses exactly the right properties to be a premium puncture protection insert, while not adversely affecting rolling resistance. The Grand Prix 5000 Tubeless—made to make you better. With Continental's unique and legendary BlackChili tread compound, produced only in Germany, they have revolutionized the sport of cycling. This compound answers the eternal question of the best balance of grip and rolling resistance for cycling. Regular test wins confirm the measurable and noticeable advantages for cyclists, established in both the lab and on the road. The latest polymers, as well as specially developed carbon black particles and filler materials, guarantee ultimate performance.

GRAVEL Cannonball is a go-to gravel race tire for normal conditions. The tread pattern features a directional, tight-knit center tread that sheds dirt and debris to decrease rolling resistance, and side knobs for effective cornering traction. Cannonball is built for all-around gravel riders and racers. HOW IT WORKS - Center lugs are raised and ramped for rolling efficiency; the diamond-shaped lugs squeeze in for grip as they contact dirt, then back out to shed debris. - Transitions lugs are spaced out and vary in height to boost traction. - L-shaped side lugs dig in for grip while braking through corners, but roll quickly when off the brakes.

The Grand Prix 5000 S Tubeless Ready allrounder tires are lighter, faster and supported with stronger sidewalls, compared to previous GP5000 versions. Designed to be compatible with hooked and hookless rims, this new standard in road tubeless ready technology will allow you to ride faster, more comfortable and with increased puncture protection. - Hookless rim compatible up to 73 PSI / 5 bars - The tubeless ready (TR) carcass construction is robust and impervious against damage and penetration from foreign objects. The result: versatile, low weight and an attractive design. In addition, tires made using this technology can also be used as Tubeless or with an inner tube - Vectran Breaker is a synthetically manufactured high-tech fiber with an enormous tear resistance at a very low weight: Exactly the right properties to process into a premium Continental bicycle tire as a puncture protection insert - Active Comfort Technology absorbs vibrations and smoothens your ride - Lazer Grip, to make you one with the road. The lazered micro profile structure expands over the tire’s shoulder and provides outstanding cornering - BlackChili Compound provides the best balance of grip and rolling resistance for cycling

FAT PLUS Coronado is a plus-sized tire that increases ground clearance, stability and momentum, and floatation. Its mild and open center tread works with slightly more-aggressive side knobs for traction and efficiency in varied terrain. Coronado is an excellent choice for riders who venture onto the most rugged roads and trails. HOW IT WORKS - Center lugs feature a square-edge paddle design for maximum traction when pedaling and braking in loose terrain. - Transition lugs are tall and spaced out to shed loose debris; perpendicular siping enhances traction when turning. - Side lugs are large to dig in on turns and especially soft surfaces; a braking-shovel shape maintains control while braking in turns.

Let Dunderbeist loose on your local groomed single track and feel the aggressive tread claw through the snow with unrivaled propulsion and braking traction. Its 4.6-inch footprint provides enhanced flotation and is compatible with a wide range of frames. Dual compound rubber rolls fast and keeps you in control while shredding the berms. Point uphill and feel the Dunderbeist dig in as you attack climbs covered in loose, unconsolidated snow. Pair Dunderbeist with its sibling front tire, Flowbeist, for the ultimate combination of traction and control. - 4.6” footprint - Designed for optimal use as a rear tire - Aggressive side lugs comprised of soft rubber compound - Ideally paired with Flowbeist front tire

Schwalbe's Marathon is the archetypal touring tire. Their highly elastic, 3mm India rubber GreenGuard layer almost eliminates flats over the course of the tire's excellent, long life. Whether you're setting out on a cross-country bike tour, cruising on a tandem, or just want peace of mind during your daily commute, the Marathon Supreme is in it for the long haul.

This new version of the proven, fast-rolling Randonneur tire features new 1c compound construction and a reflective sidewall stripe. - Hard-working, hard-wearing tire built for racking up big mileage - The ideal tire for city riding and touring, even in semi-wet conditions - ECE-R75 (European Certification e-bikes)

- ISO Diameter: 406 / 20" BMX - Tube Compound: Butyl - Wall Thickness: 0.9mm - Valve: Presta - Valve Shaft: Threaded - Valve Core: Removable

Tannus Armour Tubeless inserts are the result of years of top level multi-cell foam manufacturing mixed with extensive professional riding experience. At the heart of Tannus is the patented Aither Technology; a multi-cell foam compound that forms the structure of the Armour. The inserts are designed to displace small impacts while offering a spring-like rebound for a smooth yet playful ride. - 3% Faster than standard tubeless - Flexible sidewall stabilizing "Wings" for smoother ride quality, with 50% more vibration damping - 20mm of rim protection - Not a sealant sponge – keeps sealant where it belongs - Easy Installation (5 Minutes, No tools required) - 150g - About as much as a standard tube (a little lighter)

Our Standard Schrader Valve Tubes feature a molded method of construction that ensures a consistent thickness of butyl rubber. This means that they don't have any unnecessary weight and will roll smooth, ride after ride.

The Espoir Elite is an extremely reliable road tire that's ideal for ambitious training and high-mileage rides. It features our legendary GRIPTON compound, so it's guaranteed to provide low rolling resistance and exceptional traction through corners. And with our BlackBelt X 2 flat protection, you also gain reliability and durability where it counts. So you won't have to worry about flats—just concentrate on sprints, hills, or good conversation on those longer rides. - Casing: 60 TPI - Bead: Foldable - Compound: GRIPTON, Colored versions: 60a - Flat Protection: BlackBelt X2 - 700 x 23mm, PSI 110-125, approximate weight 260g - 700 x 25mm, PSI 110-125, approximate weight 270g

- 0.9mm wall thickness - Removable valve core - 700c x 18 – 25 = 27 x 1 - 700c x 28 – 35 = 27 x 1-1/8, 1-1/4

Continental tubes are made of seamless butyl rubber and are individually tested for top quality.

The MICHELIN Force XC tire, developed with Team BH (2016 UCI World Cup Champions), provides for improved grip, performance, and puncture resistance thanks to its mix of three rubbers. Thanks to its Cross Shield Technology, it's lighter, stronger, and longer-lasting. This lightweight and durable tire is made with a 3x110 TPI carcass and reinforced, high-density casing. - Tubeless Compatible - Tire Bead: Folding Weights: 26 x 2.10 (580g) 27.5 x 2.10 (600g) 27.5 x 2.25 (640g) 29 x 2.10 (630g) 29 x 2.25 (670g)

It’s all in the name, ThickSlick. Made with a burly casing designed to withstand the roughest urban conditions, while the no-nonsense, slick design provides the bite you need in the concrete jungle. Need more rubber? The nearly indestructible Flat Guard level, with its Urban Armor Casing and added rubber everywhere, provides optimal protection to contend with any city streets. It's no one wonder why this tire has a cult following among couriers, those not wanting to deal with flats, and value-conscious consumers. ThickSlick Benefits: - Puncture Protection: The thicker a tire, the harder it is for glass, pins, staples, and other urban unpleasantries to worm their way in. - 2x the Rubber: Twice the rubber tread equates to twice the lifespan of a tire. This means your price is 50% off the competition. - Smoother Ride Quality: Twice the rubber makes for a smoother ride through the natural absorption qualities of rubber. - Usage: Urban, Recreation, Utility - Conditions: Road

The RiBMo is the essence of what a good urban tire is. A perfect blend of weight to strength and riding comfort with the proprietary ProTite Tech puncture material. - Urban/Commuter tire - Aramid (Kevlar) folding bead - 60-95 PSI

If you're looking for a tire that's capable of Enduro exploits but also ready for mixed terrain, the Wild Grip'R Advanced Reinforced is your tire. The shape and distribution of the central tread blocks delivers great all-around riding with an optimal balance between grip, rider output, and self-cleaning, so you'll never have to choose. For optimum performance, MICHELIN recommends using their GUM-X compound on the rear tire, and their MAGI-X compound on the front.

Your little ones have a youthful, intrepid spirit that sees them riding wherever the wind takes them. Most of the time, however, it takes them straight through thorns and debris, leaving you with the unenviable task of changing out flat after flat. But with our Standard Presta Valve Youth Tubes, you'll have the peace of mind that they're riding on tough tubes that are built strong to last. And to make sure of it, they feature a molded method of construction that ensures a consistent thickness of butyl rubber— meaning that they'll roll smooth and stay tough, ride after ride. - Consistent thickness for the utmost in quality - 32mm Presta valve

- Balloon tire with grooved tread - Large air volume for added shock absorption - Wire bead - Size: Schwinn cruiser-style 26 x 1 3/4 (571mm diameter)

Continental's City Ride II is a sturdy and nimble tire for pavement. Its smooth center and treaded shoulders ensure low rolling resistance, easy pedaling and confident cornering making it great for commuting and all-round riding. You get Continental's Puncture ProTection, too, and reflective sidewalls for safety.

Kenda K50 tires are all-purpose tires with short knobbies. - Classic design for replacement and repair - Wire bead - 22tpi

Race it hard or just head off the beaten path. The Strada Bianca takes the proven construction of the Paris-Roubaix and adds volume to take you comfortably over less-than-perfect surfaces. Challenge introduces STRADA BIANCA H-TLR 45. The staple herringbone-design tire proves its handmade performances on rougher terrain with a new gravel-specific construction and an added beefier new 45mm size. The STRADA BIANCA 45 is the tire designed to take you comfortably rolling over rough pavement, cobbles, sandy or hardpack fields, to literally floating over the more enduring dry, rocky terrains. It is the first 45mm tire in the Challenge range.

45NRTH utilizes a two-piece construction method to create a reliable and high-performing bicycle tire stud, featuring a concave carbide-aluminum design. The super-sized concave crown creates open space and inside edges of the bowl, resulting in twice the surface area for increased traction and grip. - Concave tip for durability and longevity - Aluminum base to save weight - Compatible with the 45NRTH stud insertion tool - Sold in a pack of 100 - XL Stud features a larger carbide tip diameter for increased traction

Specialized's Ground Control GRID is an exceptionally versatile trail tire. CAD engineered knob shapes strengthen knob structure for optimum braking and traction, but keep knob surfaces adaptable for best ground control. The GRIPTON compound helps make this the perfect choice for epic trail rides in any condition. Specialized recommends GRID tires for anyone seeking the utmost in flat and sidewall protection. - Bead: Foldable - Butyl wrapped bead, 2Bliss Ready - Compound: GRIPTON - 29 x 2.1" psi 25-50; approximate weight 710g - 29 x 2.3" psi 25-50; approximate weight 810g

A high performance all-road tire that performs well through a wide range of inflation levels. The mix of small, closely spaced center knobs and longer, taller cornering tread blocks is appreciated in soft or loose surfaces. - ZSG (Zero Slip Grip) natural rubber compound provides consistent performance through a wide range of temperatures and wears well - Bead-to-bead puncture protection belt - 126tpi Advanced Extra Alpha casing performs well through a wide psi range, minimizes rolling resistance - Actual width of installed tire can vary by 6mm or more depending on inner rim width and inflation pressure. - Tubeless compatible Specs: - PSI: 60 - ISO Diameter: 622 / Road / 29" - Tire Intended Use: Gravel - Tire Type: Tubeless Ready Clincher - TPI: 126 - Tire Bead: Folding - Tire Diameter: 700c

- Urban/recreational tire with shallow, grooved tread for multiple conditions - 24 x 1.75

The Nimbus 2 Sport Reflect tire features an updated tread and compound that rolls even faster and has more grip than ever before. It comes in many widths to accommodate different bikes, riding styles, and comfort levels, so it's the perfect choice for riding on any road or bike path. And with BlackBelt flat protection and reflective accents that increase your visibility to motorists in low-light conditions, you get an added dose of that good ol' peace of mind. - 650b x 2.3", psi 25-50 - Bead: Wire - Casing: 60 TPI - Compound: 60a - Flat Protection: BlackBelt

e-Martello hammers home the performance you expect while extending your ride! Looking for the one tire to tackle a wide range of courses? This is the ticket. How does the Martello deliver this level of performance? Start with 4C Graphene compound, and top it off with a moto-inspired tread design with progressive-width siping. This last part is key, and provides for a progressive feel on the effective edge, allowing for that fine-touch tactile feel that top racers expect. Whether shredding rocks, roots, or mixed terrain, e-Martello delivers! - Versatile, all-conditions e-Enduro tire - Moto-block square knobs offer stability and durability - Graphene 2.0 compound reduces rolling resistance, increasing range and battery life

Schwalbe's Insider Performance Line Tire sports a compound that has a much lower internal resistance making it particularly suitable for roller training. Note: Insider should not be used on the road!

- Labeled Size: 24 x 1-3/8 - ISO Diameter: 540 / Wheelchair - ISO Width: 32 – 40mm - Tube Compound: Butyl - Wall Thickness: 0.9mm - Shaft Type: Threaded - Valve: Presta Short 32-40mm - Valve Core: Removable - Weight: 122g

- Butyl rubber - Removable valve core - Schrader valve - Wall thickness: 0.9mm

- Balloon tire with grooved tread - Large air volume for added shock absorption - Wire bead - Size: 20 x 2.125

- ISO Diameter: 438 , 451/ 20 x 1-1/8", 20 x 1-1/8" - ISO Width: 28mm, 29mm, 30mm, 31mm, 32mm, 33mm, 34mm - Labeled Size: 20 x 1-1/8 - 1-3/8 - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded - Weight: 98g

Sting tires have an exclusive street pattern tread designed by Salt Plus, knurled for extra traction. - Street pattern tread

The Nimbus Armadillo Reflect has a smooth tread that rolls fast and provides a perfect fit for the person looking to get around town. Offered in a variety of sizes, a dynamic tread pattern, and bead to bead puncture protection, the Nimbus Armadillo is an attractive and confident choice for all roads and bike paths. Reflective stripe added to increase your visibility.

Kwick Journey commuter/trekking tires feature a reinforced sidewall with K-Shield tread protection under Kenda's long lasting Standard Rubber Compound. - Deep sipes for water channeling in wet conditions - Knurled shoulder knobs for corning confidence - Reflective tape across sidewalls for better urban nighttime visibility - Certified ECE-R75 for E-Bikes up to 50 km/h

- ISO Diameter: 584 / 650b / 27.5" - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded

- ISO Diameter: 507 / 24" BMX - Tube Compound: Butyl - Wall Thickness: 0.9mm - Valve: Standard Schrader - Shaft Type: Smooth - Valve Core: Removable

- Size: 24 x 1-1/8 - ISO Diameter: 520 / 24" mini bmx - ISO Width: 25mm, 26mm, 27mm, 28mm - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded - Weight: 80g (32mm), 82g (60mm)