KMC CHAIN/industrial chain/motorcycle chain

　For off-road application, chain should be promoted with upgraded steel alloy for all parts, subject to going through exclusive heat-treating process as well, to remarkably reinforce its toughness against rugged terrain riding.
　KMC employs chromized pin and solid bushing into this chain to boost up its wear endurance and shock absorption to a great extent. Its outstanding performance does help inviting enjoyment and excitement to cyclist while going extreme.

Model NO.	Pitch	Roller Link Width (Min)	Roller Dia. (Max)	Pin Link Plate Thickness	Roller Link Plate Thickness	Roller Link Plate Height (Max)	Pin Dia. (Max)	Over-All Width Riv. (Max)	Over-All Width Con. (Max)	Minimum Tensile Strength	Average Tensile Strength	Application (Max)
	P	W	D	T1	T2	H	d	L	G	/	/	Displacement
	mm	mm	mm	mm	mm	mm	mm	mm	mm	kgf	kgf	cc
420DX	12.7	6.25	7.77	1.8	1.8	12.0	4.0	16.50	18.05	2100	2350	125cc
428DX	12.7	7.85	8.51	2.0	2.0	12.5	4.55	19.05	20.25	2500	3000	150cc
520DX	15.875	6.25	10.16	2.0	2.0	15.0	5.20	17.65	19.65	3600	3950	400cc