Trail riding can be tough on your gear. The ends of your cranks take a lot of abuse as the trail rushes underneath you and your bike. Protect your cranks from any damage with Race Face crank boots. Made from a durable Race Face proprietary plastic blend, leave no doubt and go with the originator in crank end protection. Wrap it up and protect the tips Fits: Shimano XTR Shimano XT Shimano SLX Sram X7 Sram X5 Atlas Turbine (new/old) Evolve (new/old) Deus Ride Most alloy road cranks