uxcell 2/5" 3/8"PT 1/2"PT Male Thread 3 Way Metal Air Compressor Check Valve Gold Tone Product Name : Air Compressor Check Valve;Color : Gold Tone Male Thread : Smallest One:10mm/ 2/5",Medium One: 3/8"PT,Largest One:1/2"PT;Hex Head Size : 18mm/ 11/16" Total Size : 44 x 40 x 36mm/ 1.7" x 1.6" x 1.4" (L*W*T);Material : Metal Weight : 66g Package : 1 x Air Compressor Check Valve