... 3.ISO9001 Products 4.Provide cylinder gasket,exhaust gasket,head gasket,etc ItemCG125 motorcycle stainless steel exhaust gasketCertification ISO9001:2008Available ModelGY6-150,CG-125 ... ,AX-100,CG-150,etcMaterialpure copper,copper color, stainless steelPortShanghai, NingboPackingBlister ...