The Lockring Socket is compatible with Shimano® MF™ Freewheels, or other similar 12-spline Ø22.7mm freewheels, as well as Campagnolo® Cassettes, BB, Rotors.

The socket is of 1/2" Dr. and is compatible with the Birzman Torque Wrench 10-60Nm (bi-directional) (BM18-TW-10-60NM).


1/2" Dr


Alloy steel

Other Products In The Range

*Shimano® is a registered trademark of Shimano® Inc.
*Campagnolo® is a registered trademark of Campagnolo® Inc.