Park Tool FR-5.2GT Cassette Lockring Tool with 12mm Guide Pin Bike Accessories_Light Set unlike other plugs that can

unlike other plugs that can accidentally be pulled out in the process of riding if not trimmed

take off when the light turns green and clip in with ease

Developed to add as little weight to a tire as possible

- T-shirt like collar design to maximize comfort across the neck

If you have a narrow foot

Park Tool FR-5.2GT Cassette Lockring Tool with 12mm Guide Pin Bike Accessories_Light Set unlike other plugs that canFor removing and installing cassette lockrings on Shimano compatible freehub bodies and some Centerlock disc brake systems. Fits 12 spline cassette lockrings from Shimano, SRAM, SunRace, SunTour, Chris King and others FR 5. 2GT incorporates a specially sized guide pin that stabilizes the tool when removing cassette lockrings from 12mm thru axle hubs