SRAM Rival Crank Arm Assembly - 172.5mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle BLK E1 Model=Eagle 70/90 Rear Derailleur Cover Kits super narrow chain for use

super narrow chain for use with 10-speed Campagnolo/Shimano/SRAM

Windblock No Thermal Rating 2 Sleeve Style Long Defined Color Black Size Small Gender/Age Mens Material Synthetic Color Black Zipper None

Use gold thread ring for 30mm cranks

hanger # 638

model React freehub type HG speed 11 range 11-42 cogs 11-13-15-17-19-21-24-28-32-36-42 color black weight -

SRAM Rival Crank Arm Assembly - 172.5mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle BLK E1 Model=Eagle 70/90 Rear Derailleur Cover Kits super narrow chain for useSRAM Rival Crank Arm Assembly 172. 5mm 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