The Lezyne CNC BB Tool is a rugged, shop-quality bicycle bottom bracket tool. Ideal for everyone from professional bike mechanics to recreational cyclists looking to upgrade their home workshop.

BB Compatibility:12 notch, 46mm cup outer diameter.Suits SRAM DUB, Race Face Cinch, Zipp, Rotor, BSA30, BB356 and more

Compatible with3/8″ socket or 32mm open-end wrench and featuresa 16mm Allen interface for the crank-arm bolt.