The Wolftooth Bottom Bracket tools are high-quality, CNC machined tools designed to make installing and removing your bottom bracket easy. Available in various sizes to suit most bottom bracket standards (see compatibility below).

Features: 

• 3/8" square socket or 1-inch hex for ratchet/torque wrench
• Large finger notches so you can easily start threading the cups by hand to ensure it's not cross threaded
• Includes either a Shimano bearing preload tool or a 16mm hex for use with Race Face Cinch cranksets

Compatibility:

• BBS3916: 16 notch BB socket for 39mm diameter notch pattern, XTR/Dura Ace
• BBS4116: 16 notch BB socket for 41mm diameter notch pattern, Ultegra BBR60
• BBS4416: 16 notch BB socket for 44mm diameter notch pattern, Hollowtech II, Campagnolo, Chris King, FSA MegaExo, Hope, SRAM/Truvativ GXP, Race Face X-type, Surly, Wheels, and others
• BBS4612: 12 notch BB socket for 46mm diameter notch pattern, Race Face 30mm Spindle, TF47, SRAM DUB, RaceFace Cinch, Zipp Vuma, Rotor BSA30, Hawk Racing BB3086
• BBS4816: 16 notch BB socket for 48mm diameter notch pattern, FSA 386 MegaEvo, Wheels PF30