Shimano Saint Rotor Lockring Washer SM-RT81 Y8HU98030

Shimano Disc Brake Rotors

Universal Cycles -- Shimano Disc Brake Centerlock Rotor Lockrings [Y2A598030, Y8PV98010, Y8K198010, Y8PW98020]

Hands On Bike: Avanti Inc 3: Shimano RT81 Ice-Tech Centerlock Rotors

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Universal Cycles -- Shimano Disc Brake Centerlock Rotor Lockrings [Y2A598030, Y8PV98010, Y8K198010, Y8PW98020]

It provides even pressure across the disc rotor so it's less likely to warp due to uneven torque and it's simply faster and easier to install and remove. The XT M8010 Centerlock Rotor Lockring is perfect to keep in the toolbox just in case you might need it on a trip. The lockring is compatible with 12 15 and 20mm axles and Centerlock rotors and requires an external BB tool to torque the lockring to the hub.

Shimano XT M8010 Centerlock Disc Rotor Lockring

SHIMANO lock ring for fixing the SM-RT81 brake disc. Made of aluminium, the lock ring is internally toothed and comes in black. A washer is included…

SHIMANO Centerlock lock ring for SM-RT81 | Black

Shimano Xt M8010 Centerlock Rotor Lockring One Color, 12/15/20Mm Ta : Sports & Outdoors

Hands On Bike: Avanti Inc 3: Shimano RT81 Ice-Tech Centerlock Rotors

Shimano SM-RT81 Rotor Lockring (Internal Spline Type) - Rebec and Kroes Cycle & Sport

Hands On Bike: Avanti Inc 3: Shimano RT81 Ice-Tech Centerlock Rotors