Wolf Tooth bottom bracket sockets are tools for installation and removal of external cup bottom brackets. They are machined here in Minnesota with aircraft grade aluminum.

• Large finger notches so you can start threading the cups by hand

• 3/8" square socket or 1" hex for ratchet/torque wrench

• Most sockets have either a Shimano bearing preload tool or a 16mm hex for use with Race Face Cinch cranksets

• Steel inserts for magnetic coupling compatibility with the

Compatibility

• BBS3916: 16 notch BB socket for 39mm diameter notch pattern, Shimano 9000 series, DURA-ACE, BB92, XTR BB93
• BBS4116: 16 notch BB socket for 41mm diameter notch pattern, Shimano 105, Ultegra BBR60 and 6800, XT MT-800
• BBS4416: 16 notch BB socket for 44mm diameter notch pattern, Shimano BB80, BB5700, BB70, BB51, Enduro T47, Wheels T47, many from Hollowtech II, Campagnolo, Chris King, FSA MegaExo, Hope, SRAM/Truvativ GXP, Race Face X-type, Surly, and more
• BBS4612: 12 notch BB socket for 46mm diameter notch pattern, BB386, Race Face 30mm Spindle, TF47, SRAM DUB, RaceFace Cinch, Zipp Vuma, Rotor BSA30, Hawk Racing BB3086, Cane Creek Hellbender, and more. 
• BBS4816: 16 notch BB socket for 48mm diameter notch pattern, FSA 386 MegaEvo, Wheels PF30, BSA30, BB386, and more
• BBS4912: 12 notch BB socket for  Praxis T47IB
• BBS5212: 12 notch BB socket for  Chris King T47
• BBS5216: 16 notch BB socket for  DUB T47 
  
  

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Tech Specs

Weight:  BBS3916 • 73g  |  BBS4116 •  70g  | BBS4416 •  74g  |  BBS4612 • 78g  |  BBS4816 • 79g  |  BBS4912 •  66g   |  BBS5212 •  83g   |  BBS5216 •  85g
Material: 6061-T6 aluminum

Made in the USA