PARK TOOL - HHP-3 - HOME MECHANIC BEARING CUP PRESS
Simple and economical, the HHP-3 is designed to install all sizes of head cups and one-piece bottom bracket cups. Will also press BB30 and BB90 (BB86, or BB92) system cups. The thread of the HHP-3 is 5/8" (16mm) diameter (nominally 16mm) and will work to press the BMX bottom brackets.