ANVER Vacuum Cups and Suction Cups Model: G1/8″ Female Thread Fitting Part Number: OCF2-18F-G Electro-Less Nickel-Plated Brass Vacuum Fitting Part No. Connection Thread Size L Height Added to Assembly in. (mm) Item Weight oz. (grams) OCF2-18F-G G1/8″ female 0.47 (11.9) 0.176 (5)