Avedio Bottom Bracket for for Bicycles Press-Fit (Screw Type) BB86/92, Gold, 70556,

Compatible standards: SHIMANO BB 86/92 Color: Gold This product is secured by screwing it from the inside, preventing the BB from twisting and squeaking. In addition, a resin ring is inserted into the frame adhesive surface to increase adhesion and rigidity, and also help prevent noise. The ceramic bearings rotate smoothly. No special tools are required; it can be turned using a Shimano Hollowtech 2 BB wrench.