... ) Place of Origin zhejiang China (Mainland) Norma Type: 167/EY20 pump mufflerBrand Name MarkwayMaterial Iron, cast iron, stainless steel (according to ... KW and gasoline generators muffler, 152, 160, 168, 173, 188 single power muffler, 1 KW, 2 KW, 3 KW digital frequency ...