SRAM's cranks are strong and tough, ready for any kind of ride. So it's inevitable that pedal strikes and debris will chip away at the end of the crank. SRAM's crank boot are an upgrade that combats the wear and tear that comes with hard riding. The boot protects the crank from surface damage and keeps the rider's style perfectly in tact.Injection molded plastic crank protectionPerfect way to protect your crank investment from scratches and dents from pedal strikesItem SpecificationsColorBlack SRAM Crank Arm Guards Crank Part UPC: 710845888090