MONSTER POWER Expansion Chamber Muffler black
Muffler fitting on 2 stroke gas motor engine kit gas motorized bicycle; Muffler fit on well on most cylinder heads including CNC head; Length: 950±20mm Width:105±1mm Muffler thickness: 2mm Chamber length: 37±0.5cm; Please refer to the picture for detailed dimensions Colorful color with better performance and cool shape; 1.56inch/40mm stud spacing of muffler fitting on well on most 2 stroke kit 48cc/66cc/80cc/100cc Gasket included