... anti-fatigue 4.OEM service Motorcycle chain Main products:Standard Chain Model:415,420,428,520,525 ... 525H,530H Main Application 420 roller chain is used as drive chain in 70, 80, 90cc motorcycles such ... , 428H roller chains are used as drive chains in 100, 110, 125, 150cc motorcycles such as ... , JL125, YX250, ATV703 etc. Chain technic treatment Package details1pc packing in PP bag,white inner box, then ...