... Name25H chainP Pitch /mm6.35d1 Bush Dia./mm3.3d2 Pin Dia./mm2.31b1 Inner width between inner chain plates/mm3.18L Pin length ... offer all spare parts for motor cycle including sprockets, chains, inner tubes, pump, brake shoes, shock absorbers, brake lines, chain ... company can design, develop, produce and trade including motorcycle chain wheel, driving chain, shock absorber, brake shoe, lights, pump and ...