uxcell Air Compressor Metal 1/4 BSP Male Thread Water Drain Valve Gold Tone Product Name : Water Drain Valve;Material : Metal Color : Gold Tone;Male Thread Diameter : 13mm/ 1/4BSP Top Part Inner Diameter(Apprxo.) : 6.5mm / 0.26";Valve Total Size : 15 x 16mm/ 0.6" x 0.6" (L*W) Weight : 9g Package Content : 1 x Water Drain Valve