Unior Bottom Bracket Socket BB9000 1671.BB9000 Wrenches for mounting and dismounting various bottom bracket cups are precisely manufactured using CNC machines. The socket wrenches are made of aluminum and are red anodized for durable surface protection. The precise fit prevents damage to the outer bearing cups. A knurled surface on the side of the wrench ensures a better grip when tightening the bearing cups by hand. Additionally, the 3/8'' adapter allows for easy use with torque wrenches, ratchets, or other levers.This socket wrench fits:Shimano D-A 9000Shimano XTR BB93Unior Article number: 723249 EAN code: 3838909276199