Wolf Tooth Components Centerlock Rotor Lockring Silver- Secure centerlock rotors on centerlock hubs - Compatible with 12mm 15mm and 20mm thru axles and QR - Made with 7075-T6 aluminum and machined at Wolf Tooth in Minnesota USA - Can be installed with Wolf Tooth Pack Wrench. Torque to 40Nm. Not compatible with six-bolt rotors and hubs. Includes washer
