PACK Bottom Bracket tools
Product # 901855
  • Large finger notches so you can start threading the cups by hand
  • 3/8'' square socket or 1'' for ratchet/torque wrench
  • Each socket has 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 Pack Wrench
  • BBS3916: 16 notch for 39mm diameter notch pattern, XTR/Dura Ace
  • BBS4116: 16 notch for 41mm diameter notch pattern, Ultegra BBR60 / XT BB-MT800
  • BBS4416: 16 notch 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 for 46mm diameter notch pattern, Race Face 30mm Spindle, TF47, SRAM DUB, RaceFace Cinch, Zipp Vuma, Rotor BSA30, Hawk Racing BB3086
  • BBS4816: 16 notch for 48mm diameter notch pattern, FSA 386 MegaEvo, Wheels® PF30
Specs
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