Wolf Tooth CenterLock Rotor Lockring - External Splined Red MFPN=42416016 Position sensor moves the chain

Position sensor moves the chain automatically into the ideal position for the selected sprocket/chainring combination

Pad Spring Included Cooling Fins No Disc Pad Material Metallic Model Compatibility Avid BB5 / Promax Pad Shape Avid BB5

Plus a separate liner short gives you the ability to buy a few pairs for those getaways you wont have access to a washer

DWR treated for water resistance

Wolf Tooth CenterLock Rotor Lockring - External Splined Red MFPN=42416016 Position sensor moves the chainWolf Tooth CenterLock Rotor Lockring External Splined Red. Wolf Tooth CenterLock Rotor External Splined Lockrings for securing centerlock rotors to centerlock hubs. Machined from 7075 T6 aluminum at Wolf Tooth in Minnesota USA. Compatible with 12mm 15mm and 20mm thru axles and QR Machined 7075 T6 aluminum Durable anodized finish Torque to 40Nm Not compatible with 6 bolt rotors and hubs Washer included TECH SPECS keyword search Wolf Tooth