Precision machined ultra-light fiber composite with high durability. This material causes less damage to the bottom bracket than other common steel and aluminum materials.
5 in 1. Bottom bracket for installing and disassembling Hollowtech: 16-slot 44mm outside diameter cup: suitable for SM-BB52, BB-MT500, BB-RS500, etc. ; BBR60: 16 41mm outer diameter cup: suitable for Shimano BBR60 (Ultegra 11-speed 6800 series) and Shimano MT-800
Also compatible with FSA386: 16 notch 49mm outer diameter cup: suitable for FSA MegaEvo, etc. ; BB9100: 16 39mm outer diameter cups: suitable for Shimano BB-R9100, Shimano XTR BB93, Dura-Ace BB9000, TokenDUB16T: 12-slot 46mm outer diameter cups: suitable for SRAM DUB, RaceFace Cinch, Rotor BSA30, Zipp Vuma, Hawk Racing BB3086, etc.
Tip: High-performance engineering steel plastics are used, and if the tool is slightly worn, it will not affect multiple uses.
Hollowtech: 16 Teeth 44mm OD Cup, Fits: Fits many external thread types.

Material: fiber composite
colour: black

Package Contents:
2 x Bicycle Bottom Bracket Tool