Motorcycle chain

 motorcycle roller chains are made of select alloy steel, and have been undergone strict heat treatment and pre-lubed with special formulated chain oil.  motorcycle chain has met or surpassed the traditional major brands of motorcycle chains on the worldwide market in such major chain performance data as chain precision, wear and shock resistance, tensile strength and elongation ratio. 420,420H,428,428H,520,520H,530,530H,630,630H.

CHAIN NO.	Pitch		Width	Roller	Plate				Pin			Average   Ultimate  Strength  kgf	Approx Weight  kg/m
	P		W	Dia	Height		Thickness		Dia	Lengths
	inch	mm	mm	R	H1	H2	T1	T2	D	F	G
25	1/4"	6.35	3.15	3.30	5.20	6.02	0.75	0.75	2.30	3.95	4.65	450	0.14
25-2	1/4"	6.35	3.15	3.30	5.20	6.02	0.75	0.75	2.30	7.28	7.95	900	0.26
25H	1/4"	6.35	3.15	3.30	5.20	6.02	1.00	1.00	2.30	4.35	5.15	540	0.16
420	1/2"	12.70	6.35	7.77	10.40	12.00	1.50	1.50	3.96	7.35	8.75	1680	0.60
420H	1/2"	12.70	6.35	7.77	10.40	12.00	1.80	1.80	3.96	8.00	9.40	1800	0.68
428	1/2"	12.70	7.75	8.51	10.60	12.00	1.60	1.60	4.45	8.40	9.75	1885	0.74
428H	1/2"	12.70	7.94	8.51	11.30	12.30	1.80	1.80	4.45	9.00	10.30	2200	0.90
520	5/8"	15.875	6.35	10.16	13.00	15.10	2.00	2.00	5.08	8.85	10.25	3100	0.95
520H	5/8"	15.875	6.35	10.16	13.00	15.00	2.40	2.40	5.24	9.58	10.95	3200	1.08
525	5/8"	15.875	7.94	10.16	13.00	15.10	2.00	2.00	5.08	9.70	11.20	3010	1.02
525H	5/8"	15.875	7.94	10.16	13.00	15.10	2.40	2.40	5.24	10.50	11.70	3160	1.15
530	5/8"	15.875	9.40	10.16	13.00	15.10	2.00	2.00	5.08	10.45	11.90	3010	1.08
530H	5/8"	15.875	9.40	10.16	13.00	15.10	2.40	2.40	5.08	11.25	12.75	3010	1.21
630	3/4"	19.05	9.40	11.91	15.60	18.00	2.40	2.40	5.96	11.35	12.85	3770	1.44
630H	3/4"	19.05	9.40	11.91	15.60	18.00	3.20	3.20	5.96	13.10	14.60	3770	1.80