ITEM NAME:30 Degree - Marine Boat Hand Rail Fitting / Stainless Steel Flag Pole Socket Description: This nice solid hand rail fitting is made of 316 marine grade stainless steel for beautiful, mirror-like finish and durability. A perfit fit for your ships, yachts, fiberglass boats, inflatable boats and so on, and will hold your flags well so they can fly high and dry happily. The fitting has a 30 degree irregular hexagon base, kinda like a U-shaped cusion, but with a fine gloss and can be easily installed. Maximum corrosion resistance in seawater environment. Mount Hole Diameter: 7/8inch(22mm), Base Diameter: 40mm / 1.6" , Length: 60mm / 2.4" , Hight: 55mm / 2.2" Specification: For pipe: 7/8" tube/pipe Material: 316 Stainless steel Boat Deck Handrail Base: 30 Degree Package Includes: 1 Piece Boat Hand Rail Fitting Note: Please allow 0.5-1 inch difference due to manual measurement. (1 inch = 25.4mm).Boat Deck Handrail Base: 30 Degree. This nice solid hand rail fitting is made of 316 marine grade stainless steel for beautiful, mirror-like finish and durability. 1 Piece Boat Hand Rail Fitting. The fitting has a 30 degree irregular hexagon base, kinda like a U-shaped cusion, but with a fine gloss and can be easily installed.