The 5DEV Centerlock Rotor Lockring is a lightweight, CNC-machined lockring designed for tight-clearance disc brake setups.
Made from titanium with a stainless steel shim washer, it provides secure rotor retention at just 9 grams.
The slim internal spline design allows use with cassette-style lockring tools and fits both 12mm thru axle and quick-release hubs across road, gravel, BMX and mountain bikes.
FEATURES
9g each
40mm diameter
40nm torque spec
Compatible with rotors up to 220mm