TOOGOO(R) Replacement 0.5" Inner Bore 10 Impeller Air Compressor Motor Fan Blade Black Product Name : Fan Blade;Max Outer Diameter : 136mm/ 5.4" Inner Diameter : 12mm/ 0.5";Height : 24mm/ 0.9" Color : Black;Material : Plastic Net Weight : 46g Package Content : 1 x Fan Blade