Lock Ring - 2F

  • For 15mm and 20mm THRU AXLE HUBS
  • Forged Aluminum Alloy
  • Made in Taiwan

Product Description

To attach your center-lock rotor to the corresponding hub via 15 or 20 mm thru-axle, this center lock ring is required.

For installation, an external bottom bracket tool is needed (Shimano, SRAM bottom bracket).

Extreme Lightweight

Through forging, this aluminum alloy lock ring weighs only 7 grams.

Simplified Rotor Installation

Recommended tightening torque:40.0 - 50.0 N·m

Corresponding Lock Ring Tool

Tighten the lock ring with internal and external gearing with the corresponding wrench size.

Pre-applied Loose-proof Process

Through professional coating technology, the glue is permanently attached to the external or internal thread, which can fill the thread gap, reduce the material creep or material dynamic strain aging, and effectively prevent the fastener from loosening.

0.1mm Washer

The friction is increased through the washer to prevent loosening.

Please Confirm Before Purchasing

Please confirm before purchasing


● This product can be used with all center lock rotors on the market

● Match the wheel hub diameter

● Can be used with PSB Centerlock Adapter


※ If you have any questions, please consult the place of purchase or dealer

Check Out The Rotors Developed by PSB

The PR-06 3D Floating rotor is PSB's top solution for the most extreme and harsh conditions.
The highest level of performance and safety ensures that the bike keeps up with the rider on the road of pursuit and challenge.


Check Before Every Ride

Before riding your bike, please check the following items


  •  ●  Is the rotor thinner than the recommended thickness ?

     ●  Is the installation direction correct (LOGO facing outwards) ?

     ●  Are front and rear rotors cracked or deformed ?

     ●  Does the screw or lock ring reach the recommended torque value?

     ●  When removing the rotor or cleaning the bike, the rotor should not be stained with oil


※ If you have any questions, please consult the place of purchase or dealer