keehui 316 Stainless Steel Durable Combo Stainless Steel Thru-Hull Fitting w/Nut with Custom Gasket Boat Plumbing Fittings for Boats, Yachts, Marine

Material: This boat threaded fitting is made of heavy-duty 316 stainless steel material, which is sturdy and durable. Customized gasket is more convenient to install Flange O.D:2-3/4"(70mm) Thread Length: Approx1.9"（48.2MM）Barb Length: 1-1/8" Horse ID Size:1-1/2" The detail size refer to the left pictures Thread O.D：Approx 1.92".