uxcell 2 Pcs 19mm Diameter Silver Tone Stainless Steel Pipe Tube Weld Neck Flange Product Name : Weld Neck Flange;Material : Stainless Steel Total Size : 43 x 28mm / 1.7" x 1.1" (D*H);Inner Diameter : 19mm / 0.75" Install Hole Diameter : 4.5mm / 0.18";Color : Silver Tone Weight : 75g Package Content : 2 x Weld Neck Flanges Some Screws