Unior Bottom Bracket Socket BBR60 Dirt Works ultra-fine cords are densely woven

ultra-fine cords are densely woven to reduce weight without sacrificing durability

Post Material: Carbon

10-36 Chain SRAM RED E1

The new DUB（29mm） crank standard

Unior Bottom Bracket Socket BBR60 Dirt Works ultra-fine cords are densely wovenAll models of bottom bracket sockets are precision CNC machined tools for installation and removal of different external bottom bracket cups. They are made of aluminum billet and anodized red for durable finish and precise fit, that wont damage aluminum external bottom bracket cups. 1 2 square drive makes it easy to use with torque wrenches, ratchets and fixed handles. Mfr Claimed Weight TBC