SRAM Force 1 Crankset - 170mm 10/11-Speed 42t 110 BCD GXP Spindle Interface BLK MFPN=00.4020.171.000 WINTHERM® offers a breathable micro-perforated

WINTHERM® offers a breathable micro-perforated membrane that reflects heat back toward its source for incredible temperature regulation

Integrated Heel Plate Guideridge -  maximizes power transfer and on-snow feeling

Mix with other waxes by first dripping or crayoning on the other wax

Color Green Handlebar Diameter 22

SRAM Force 1 Crankset - 170mm 10/11-Speed 42t 110 BCD GXP Spindle Interface BLK MFPN=00.4020.171.000 WINTHERM® offers a breathable micro-perforatedSRAM Force 1 Crankset 170mm 10 11 Speed 42t 110 BCD GXP Spindle Interface Black. Carbon fiber arms with structural foam core provide excellent strength to weight. Tall teeth with alternating narrow and wide profiles retain chain over rough terrain."Hidden" chainring bolt threads into crank arm to enhance chainring stiffness Q factor is 145mm TECH SPECS BB Included No Chainline Hub Compatibility 130 Hubs Chainline Hub Compatibility 135 142 Road Disc