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Park Tool LRT-4 Shimano Direct Mount Chainring Lockring Tool

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£36.99

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Details

Designed and built to remove and install Shimano direct mount chainring lockrings found on XTR 9120, XT 8120, MT900 & other Shimano direct mount systems. Precisely CNC machined from 6061 aluminum for a perfect fit & to prevent marring expensive parts.

- Machined flat face for optimal lockring engagement
- For lockrings with 41mm outside diameter & 16 notches
- 36mm hex drive to be used with Park Tool TWB-36 Crow Foot & a torque wrench to properly measure torque
- 6061 aluminum construction

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Questions & Answers (1)

Can I use this on a Shimano Deore XT triple chainring?

By Anonymous

20 Feb 2026

SJS Customer Service:

This is suitable for Shimano direct mount chainsets which are single or double ring. SK 20/02/26