Park Tool high quality tools ensure that headsets are properly serviced.

• Designed to install all sizes of head cups (1" to 1-1/2"), as well as bottom bracket cups for PF41 (BB86, BB92), PF42 (BB30, OSBB), PF46 (PF30), Trek® BB90 & BB95, and one-piece crank systems
• Threaded rod is nominally 16mm (5/8") diameter and will work to press BMX bottom brackets
• Pressing plates are nominally 63mm (2-15/32") diameter
• Maximum working length of 385mm (15-1/8")