the tool will never wear out

Compatible with any frame that uses standard 64mm spacing bottle cage braze-ons (basically every modern frame)

air has to fill the chamber before it will start to fill an empty tire/tube

Runtime：High mode：1 hr

Park FR-5.2G Cassette Lockring With 5mm Guide Tool PDP|Colour the tool will never wearCASSETTE LOCKRING TOOL WITH 5MM GUIDE PIN Heat treated alloy tool steel, one inch base fits wrench or bench vise. Thin wall construction allows use without removal of cones and locknuts. The FR 5. 2G has 12 splines that are approximately 23. 4mm across. FR 5. 2G FEATURES Fits Shimano, SRAM (including 1x), SunRace, SunTour, Chris King and other cassette lockrings Also fits some Shimano disc brake lockrings Guide pin stabilizes tool