uxcell Gold Tone Metal R134 Refrigerant Can Tap Valve Opener Product Name : Can Tap Valve;Color : Green, Gold Tone Material : Metal, Plastic;Side Thread Diameter : 10.7mm/ 0.42" Bottom Thread Diameter : Inner: 12.3mm/ 0.48";Outside: 17.6mm/ 0.7" : Outside: 17.6mm/ 0.7" Total Size : 40 x 68mm/ 1.6" x 2.7" (D*H);Net Weight : 72g Package : 1 x Can Tap Valve