Sea-Dog 2546301 Stud Mount Flanged Handrail, Tube: 7/8" A:10" , B:8-3/4" , C: 2-1/4", D:1-1/2" , Fastener: 5/16"-18, Black Matte alt-20-1402 Includes multiple port size fittings

Includes multiple port size fittings and removeable check valve

waterproof and easy to sand

Enhanced 316 stainless steel construction

and it is designed to tow 1 to 4 people with a maximum total rider weight of 680 pounds

Extra strong

Sea-Dog 2546301 Stud Mount Flanged Handrail, Tube: 7/8" A:10" , B:8-3/4" , C: 2-1/4", D:1-1/2" , Fastener: 5/16"-18, Black Matte alt-20-1402 Includes multiple port size fittingsProvides a larger mounting surface for greater stability. Functional and attractive, with no visible mounting hardware. Constructed of corrosion resistant formed 304 stainless steel also available in black matte finish. Installs with two 5 16 18 nuts (included).