Pedro's Pro BB Socket System Shim. 16x44

Pedro's Pro BB Socket System Shim. 16x44 44mm, 16-notch external bearing bottom bracket cups including Shimano BB80, BB5700, XT BB70, BB51, and previous external bearing threaded cups. Also fits many external threaded types for Campagnolo, Chris King, FSA MegaExo, Hope, SRAM/Truvativ GXP, Race Face X-type, Surly, Wheels, and others. Also fits disc brake rotor lockrings with 16 external notches and Shimano TL-FC24 and TL-FC25 adapters.