Centerlock rotor lockring for centre lock hubs.
Shimano 203mm Disc Rotor RT-EM600 - Centerlock - Ext. Lockring, STEPS like SLX
Shimano Alloy Centerlock Disc Brake Rotor Lock Ring Black MTB ROAD 2PCS MTB Fit
2 x Shimano Centerlock Rotor Lock Rings Internal Genuine Part Unused
Shimano Disc Brake Rotor SLX SM-RT64/RT66/RT-66 6 bolt/Centerlock 180/203/220mm
Pair Shimano Internal Centerlock Disc Rotor Lockring ultegra 105 xt xtr dura ace
Shimano XTR RT-MT900 Disc Centerlock Rotor 203mm
