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The Shimano TL-LR21 Lock Ring Tool takes the stress out of installing 12-speed XTR cassettes with its precision-engineered fit that eliminates tool slip and protects your expensive components. Built from hardened steel specifically for Shimano's unique spline profile, this tool transforms nerve-wracking drivetrain swaps into smooth, shop-quality installs that'll have you feeling like a pro mechanic!
Optimized for clean, damage-free installs
Usage – Installation and removal tool of lock ring for SM-RT10 and TL-FC36 can also be used for SM-RT10.
Material – Hardened steel for rigidity and durability.
Compact Size – Fits easily into shop kits or travel tool rolls.
Compatibility – Shimano XTR 9t-45t cassette lock rings
Remark – Cannot be used for multiple freewheels due to the difference in dimensions
Box-end wrench required for leverage (not included)