SRAM Centerlock Lockring - Internal Spline - black

The SRAM Centerlock lockring makes brake disc installation quick and easy. To install it over the disc rotor, simply thread it into the hub with a standard bottom bracket tool and tighten. The locking ring is compatible with any Centerlock hub with a maximum of 220mm rotor size.

Version with 23mm / 12 notch internal spline.