This Lockring Socket features a Ø12mm center pin for thru axle hubs, and is compatible with Shimano® HG™ & SRAM® Cassettes, Shimano® Center Lock, or other similar 12-spline Ø23.4mm lockrings.

The socket is of 1/2" Dr. and can be used alongside Birzman's Torque Wrench 10-60Nm (bi-directional) (BM18-TW-10-60NM).


1/2" Dr.


Alloy steel (socket) / Aluminium (center pin)

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