Shimano's BR-R451 Road Brake Calipers feature a sleek, minimalist design while providing excellent stopping power when you need it. - Compatible with STI and brake levers that are Super SLR enabled (Dura Ace Di2 7970, Dura Ace 7900, Ultegra Di2 6770, Ultegra 6700, 105 5700, Tiagra 4600) - Light action and accurate brake power - Adjustable toe-in brake shoes - Use of these calipers with standard SLR enabled STI and brake levers results in a "mushy" brake response - Brake Lever Actuation: Short Pull Super SLR - Brake Mount Type: Mid Reach Caliper (47mm - 57mm) - Brake Position: Front - Defined Color: Black - Pad Type: Cartridge

Total control is right at hand thanks to Shimano's Sora Brake Caliper. Light, stiff aluminum brake arms and dual-pivot design offer excellent power and modulation. The easy-to-use barrel adjuster let you make quick changes on the fly.

Aluminum spider center lock rotor mount system - Includes standard type rotor lockring - For use with resin or metal pads - Requires external-type rotor lockring when installing onto 15/20mm axle hub - 160, 180, and 203mm rotors available - 12g lighter than SM-RT62

- 3-layer structure with aluminum core and two stainless steel outer layers reduces rotor surface temperature approximately 100 degrees Celsius compared to all-steel rotors -Requires external-type rotor lockring when installing onto 15/20mm axle hub -Aluminum spider -Includes standard type rotor lockring

Shimano Altus BR-CT91 cantilever brakes offer confident and reliable braking at a convenient price point. - Brake Lever Actuation: Short Pull - Brake Mount Type: Canti Studs - Material: Aluminum - Pad Attachment Style: Threaded Post - Weight: 204g

Shimano XT RT81 Centerlock Disc Rotors - 3-layer structure with aluminum core and two stainless steel outer layers reduces rotor surface temperature approximately 100 degrees Celsius compared to all-steel rotors - Aluminum spider - Includes standard type rotor lockring - Requires external-type rotor lockring when installing onto 15/20mm axle hub

Shimano XT RT86 6-Bolt Disc Rotor - 3-layer structure with aluminum core and two stainless steel outer layers reduces rotor surface temperature approximately 100 degrees Celsius compared to all-steel rotors - Aluminum spider - Includes rotor fixing bolts and non-turn washers - Hub/Disc Compatibility: 6-Bolt Disc - Weight: 173 g - Rotor Size (mm): 203 mm - Rotor Type: Two Piece - Pad Compatibility: All Pad Compounds

• 107mm arch for better clearance with mud guard • Updated rubber boots secure attachment to lead pipe • Strong braking power with excellent braking control • Cartridge shoe holder • Color options: Black, Silver

Shimano Ultegra RT800 centerlock disc rotors. - Aluminum spider - Includes standard type rotor lockring - Freeza technology, 3-layer structure with aluminum core and stainless steel outer layers and additional aluminum cooling fins reduces rotor surface temperature approximately 150 degrees Celsius compared to all-steel rotors - Requires external-type rotor lockring when installing onto 15/20mm axle hub - Hub/Disc Compatibility: Center-Lock Disc - Pad Compatibility: All Pad Compounds - Rotor Type: Two Piece

Shimano's disc rotors provide a sturdy and reliable braking surface to slow you down. The design is optimized to clear mud and dirt from the system for all-conditions braking. Continuously cooling itself, this rotor helps keep brake power consistent and improves pad life.