SRAM Rival Crank Arm Assembly - 175mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle BLK E1 Defined Color-Tan model Hellbender 70 spindle interface

model Hellbender 70 spindle interface 24mm shell BSA shell ID 33

85" Compound Protek Max Bead Non-Folding Type Non-Tubeless Color Black Weight 765g

Place 3mm spacer between direct mount ring and crank arm for 148mm Boost spacing/53mm chainline

Rudolf Bionic Finish® ECO technology on the surface of the fabric further enhances the degree of waterproofness

SRAM Rival Crank Arm Assembly - 175mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle BLK E1 Defined Color-Tan model Hellbender 70 spindle interfaceSRAM Rival Crank Arm Assembly 175mm 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