Park FR-5.2G Cassette Lockring With 5mm Guide Tool YGroup_7033747931181 Revgrips are truly revolutionary in

Revgrips are truly revolutionary in their idea and execution

Adjustable for 28-34t rings

How many tools: There are 10 tools in a durable fold-out plastic carrier that opens to give you easy access to all your tools

which uses a pair of interlocking saw-tooth ring gears pressed together with a spring

Cons: The extra protection means that they are not as well ventilated as some other options out there

Park FR-5.2G Cassette Lockring With 5mm Guide Tool YGroup_7033747931181 Revgrips are truly revolutionary inCASSETTE 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