Park Tool GPS-30 30 mm Guide Pin for Bottom Bracket Tools Tools & Accessories Especially suitable for tight spaces

Especially suitable for tight spaces

With its Apex™ baffle internal structure

thin tube is able to fit all the way through many Presta stems with removable valve cores

The Fast Fly configuration requires the footprint

Park Tool GPS-30 30 mm Guide Pin for Bottom Bracket Tools Tools & Accessories Especially suitable for tight spacesThe GPS 30 adds stability and security to the bottom bracket removal and installation process. The guide pin simply threads into any of the thirteen Park Tool bottom bracket tools which feature integrated threads (see Product Compatibility for full list). A 5 mm hex fitting is integrated into the threaded end for secure and easy installation and removal. Once installed, the extra long 30 mm pin engages into the bottom bracket, bolstering the fitment