20 years in the making of pins for chain applications - bicycle chain, motorcycle chain, industrial chain, automobile timing chain, agriculture chain and many others. Our cold forge pin with customer's designated pin end configuration, it can minimize pin cylindricity distortion, thus, increase pin push-out reading after chain riveting. It prolongs chain life. The effective of chain performance is more evident if our pin couples with our solid bushing. KAO-MENG is a bona fide global roller supplier. And we are ISO 9001 & ISO/TS 16949 certified company.