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SHIMANO Xt Sm-Rt81 Centerlock Rotor Lockring Black, Internal Spline

4.3 (2) Write Review
Free shipping on orders over $29.99

$16.45

$ 6 .99 $6.99

In Stock

About this item

  • Material: aluminum
  • Attachment Type: Center Lock, internal spline
  • Compatibility: Shimano XT SM-RT81, CL rotors
  • Activity: trail, enduro
  • Manufacturer Warranty: 2 years


XT SM-RT81 Centerlock Rotor Lockring


Joseph A. Piccillo Jr.
Reviewed in the United States on March 26, 2024
I used this to secure centerlock disc rotors to DT Swiss hubs. Great fit and quality.
Rena Sebren
Reviewed in the United States on October 29, 2023
The other style with external notches didn’t thread on completely tight on my QR hubs and interferes with the fork.These with internal notches threaded in all the way on my QR and 12mm thru axil hubs.