Park Tool GPS-30 30 mm Guide Pin for Bottom Bracket Tools Bottom Bracket High-CFM body fabric allows for

High-CFM body fabric allows for breathability during high-output activities

and it's holder will double as a standard bottle cage when the battery is not needed

Waterproof construction with fully taped fly and bathtub floor

> Stack Height:- 33mm (heel) // 28mm (forefoot)

•Lining:- 50D 105 G/M² 100% Polyester With Brushed Face

Park Tool GPS-30 30 mm Guide Pin for Bottom Bracket Tools Bottom Bracket High-CFM body fabric allows forThe 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