Pulling 1-ton: This represents the pulling strength of a bicycle chain. Pulton Chain Co., Inc.was established in 1927 to produce bicycle chains as main products. The company has been producing high-quality bicycle chains taking the spirit of “Pulton” into the trademark of the products. This spirit has never changed to date. They have been producing transmitting chains and conveyor chains passing on the spirit of the business foundation continuously up to the present time.