Description
The RK MRU 420 U-Ring Chain is engineered with RK’s proprietary Ultra Thin Seal U-Rings, offering a seal thickness less than 50% of common O-ring chains. This unique construction provides the same weight as a non-sealed chain while boasting 4 times longer chain life and reduced maintenance. Lightweight and low friction, this 420 pitch sealed U-Ring chain is ideal for Honda® Grom and Honda® Monkey models, supporting engine displacements up to 150cc. Features a gold and black finish for a premium appearance, 130 links, and a clip-type master link connector.









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