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