Product Info Removes and installs Shimano direct mount chainring lockrings found on XTR 9120, XT 8120, MT900, and other Shimano direct mount systems For lockrings with 41 mm outside diameter with 16 notches 36mm hex drive to be used with Park Tool TWB-36 Crow Foot and a torque wrench to properly measure torque
RaceFace 1x Chainring, Cinch Direct Mount NW - Shimano 12s MSRP: REG SALE $99.99 - $107.99 Choose Options