ITEM NAME:Marine Grade Stainless Steel Boat Hand Rail Center Stanchion 90 Degree 22mm Description: - Boat Hand Rail Center Stanchion for 25mm Tube - Made of heavy duty 316 stainless steel, Good Wear Resistance - Surface polishing - Inner Diameter: Approx. 25 mm / 1 inch - Base Dimension: Approx. 39 x 25 mm / 1.5 x 1 inch - Height: Approx.60mm / 2.36 inch Package Included: 1 x Center Stanchion.Boat Hand Rail Center Stanchion for 25mm Tube. 1 x Center Stanchion. - Made of heavy duty 316 stainless steel, Good Wear Resistance. - Surface polishing.