Product Description Model NO.06C/08A/10A/12A/16A/20A/24A/28A/32A/40A/06B/08B/10B/12B/16B/20B/24B/28B/32B/40B-1/2/3Heavy dutyChain ModelRoller ChainsStructure (for Chain)Roller ChainSpecificationGB/T, DIN, ANSI, ISO, BS, JIS.OriginHangZhou, ZheJiang ColorSolid ColorChain ColorCustomizedOur companyWolff…