uxcell Black Plastic 20mm Thread Exhaust Filter Muffler for Air Compressor Product Name : Air Compressor Filter Silencer;Material : Plastic Color : Black;Overall Size (Approx. ) : 105 x 46mm / 4.1" x 1.8" (D*H) Thread Diameter : 20mm/0.8";Hole Dia : 15mm/0.6" Net Weight : 114g Package Content : 1 x Air Compressor Filter Silencer