Agricultural Chains Wuyi Shuangjia Chain Co., Ltd. Base Info Usage:Transmission ChainMaterial:AlloySurface Treatment:PolishingFeature:Heat ResistantChain Size:1,2"*3,32"Structure:Roller ChainTrademark:shaungjiaOrigin:Zhejiang JinhuaHS Code:73151190 Description Pre:Roller Chain Next:40lb Neodymium Rare Earth Hook Magnet Set for Multi Purpose Hanging