RK

Chain Rk Bl420mru X 120

Part # 1221-0425

• —MRU chains utilize RK's proprietary Ultra Thin Seal U-Rings which allows the thickness of the seal to be less than 50% of the most common O-ring seal
• —MRU features 4 times longer chain life and will require less chain adjustments than comparable non-sealed 420 chains
• —Lightweight, low friction, sealed, U-Ring 420 pitch chain perfect for Honda® Monkey and Honda® Grom