TOOGOO(R) Blue Plastic Cap 17mm Threaded R134 Refrigerant Can Tap Valve Opener Product Name : Can Tap Valve;Color : Blue,Gold Tone,Material : Metal,Plastic;Side Thread Diameter : 10.5mm / 0.41" Bottom Thread Diameter : Inner: 10.5mm / 0.41" Outer: 17mm / 0.67";Total Size : 69 x 40mm / 2.7" x 1.6" (H*W) Weight : 69g Package : 1 x Can Tap Valve