Boat Hand Rail Fitting - 30-60 - 90 Degree 7/8" Inch Round Base-Marine 316 Stainless Steel Precision cast 316 marine grade stainless steel. Maximum corrosion resistance and durability in the saltwater environment. Polished to a beautiful, mirror-like finish. Base diameter: 2 11/16" 68 mm Sold per 1 Each. - See additional specifications in description below.