BIRZMAN SOCKET LOCKRING TOOL

Featuring a 12 mm diameter center pin for thru axel hubs, the Birzman Socket Lockring removal tool is compatible with Shimano HG & SRAM Cassettes, Shimano Center Lock, or other similar 12-spline 23.4 mm diameter lockrings.
1/2" drive compatible
material: Alloy steel (socket) / Aluminium (center pin)