Standard front sprocket size, with customisable rear sprocket.
RK sealed O-Ring features heat treated hi-carbon alloy steel components with seamless rollers and shouldered bushings. The O-rings are made from advanced Nitrate Butadiene composite for maximum performance and wear life.
RK non O-Ring Heavy Duty chains are manufactured from Carbon alloy steel, heat treated and shot peened for maximum strength and durability. The chain is pre-stressed and pre-stretched for superior performance and minimal elongation during the life of the chain.
Stock rear sprocket size is 52T for MC22, and 54T for MC19.
Options
- RK Chain 428SO, 136 links, heavy duty o-ring standard or gold colour
- RK Chain 428 Heavy Duty non O-Ring
- RK or JT Front sprocket, OEM-Pitch, 17T for 428 chains
- RK or JT Rear sprocket, OEM-Pitch, 51T, 52T or 54T for 428 chains
Honda
- CBR250RR MC22 1990 - 1999
- CBR250R MC19 1988 - 1989
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