Description: Swivel Connector Fitting for Boat Hand Rail Tube / Pipe Materials: 316 marine grade stainless steel. M - Length: 78mm/3.07"; Inner Diameter: 22mm/ 0.87" Folding sun canopies, bimini tops, flag poles, masts or any application where breaking down and folding is required. This tube connector allow 2 sections of tubing to be folded down up to 180 degree. Extremely corrosion resistance and durability Package Includes: 1 Piece Boat Swivel Pipe Connector Note: Please allow 1-2mm difference due to manual measurement. Thank you