Features: 1.[Good Sealing] The screw drain plug comes with an O ring washer for effective sealing, and the mounting design prevents the plug from being lost when removed. 2.[Easy Installation] The drain plug shall be installed in a 1in diameter hole in the hull, rotatable, fully adjustable, and shall not leak or jam under vibration. 3.[Stainless Steel Material] The drain plug is made of stainless steel, high hardness, no deformation, no rust, durable and stable. 4.[Prevent Water Intake] Drain plugs keep water out of the kayak, keep you dry in the water, and drain excess water out of the hull. 5.[Wide Application] The drain plug is boat transoms, fish wells , ice chests, the best yacht and other accessories, very practical. Specification: Item Type: Marine Drain Plug_x005f_x000D_ Material: Stainless steel, silicone sealing rubber ring_x005f_x000D_ Flange Size: Approx. 50 x 38mm / 2 x 1.5in_x005f_x000D_ Installation Method: Install through hull in 1 inch diameter hole._x005f_x000D_ Applicable: Marine, yacht, RV, etc_x005f_x000D_ Assembly Height: Approx. 42mm / 1.7in_x005f_x000D_ Bottom Diameter: Approx. 19mm / 0.7in_x005f_x000D_ Middle Diameter: Approx. 25mm / 1in PackageList: 1 x Marine Drain Plug 2 x Screw