SRAM Rival Crank Arm Assembly - 170mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle BLK E1 Brand-Sunrace Wolf Tooth engineers knew that

Wolf Tooth engineers knew that they wouldn’t be able to get away with any old factory replacement part

Thumblock lever for airtight seal and an anywhere-on-frame mounting bracket

These IS headsets are for frames with molded-in internal bearing cups

FF Bar Red -4C to -10C 14F to 25F For fine to coarse and wet snow

Color Black Flat Protection Tread and Sidewall TPI 60 Defined Color Black ISO Width (mm) 76 ISO Diameter 622 / Road / 29" Tire Intended Use Mountain Tire Diameter 29" Tire Bead Folding Labeled Size 29 x 3 Tire Type Tubeless Ready Clincher

SRAM Rival Crank Arm Assembly - 170mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle BLK E1 Brand-Sunrace Wolf Tooth engineers knew thatSRAM Rival Crank Arm Assembly 170mm 12 13 Speed 8 Bolt Direct Mount DUB Spindle Black E1. SRAM has taken aluminum to another level. Careful engineering has resulted in crankarms that optimize stiffness to weight ratio with material only where its needed8 bolt interface compatible with power and non power AXS spiders and integrated chainrings (Chainring and spider sold separately) DUB bottom bracket adds durability and simplicity (Bottom bracket sold