RK is the leading manufacturer of motorcycle drive chains in Japan.
For more than 40 years, RK has supplied all renowned Japanese motorcycle manufacturers as original equipment. Also in competition, RK is the first choice of many teams in MotoGP, motocross or even in the Paris-Dakar Rally. DIVISION: 420 LENGTH: 2 STEPS RETAINER: WITHOUT RETAINER TYPE: SB VERSION: OPEN TENSILE STRENGTH (KG): 1900 KG HOOK TYPE: CLIP CHAIN BY STEP: 725.02.09 SUITABLE CLIP HITCH: 725.01.87 SUITABLE SOLID RIVET HOOK: 725.01.88