Shimano TL-BB12 Press-Fit BB Tool Press fit bottom brackets are here to stay, and it's important to use the proper tool and technique with the various models to prevent mis-alignment and squeaking. The Shimano TL-BB12 tool is optimized for the installation and removal of BB86/BB92 press-fit bottom bracket bearing cups. Shimano TL-BB12 Press-Fit BB Tool Specifications: Size: 160mm 2nd version of TL-BB12 tool Presses cups in separately Use for both installation and removal of cups | Shimano | Tl-Bb12 Pressfit Bb Install Tool | Black | 160Mm