Motorized bicycle high performance muffler , THIS PIPE HAS TO BE WELD IT TO FIT M,MOTORIZED BICYCLES, you get what you see in the pictures,MINI ATV BIKES 2-STROKE STAINLESS STEEL EXHAUST PIPE MUFFLER POCKET BIKE thanks Item Height:20 cm Brand Name:xw Model Name:43CC Item Width:35 cm External Testing Certification:CCC Item Length:50 cm Material Type:ALLOY Item Weight:1.4 kg