A Shoreline Marine Baitwell Plug is an excellent accessory for boaters that not only saves money by avoiding costly repairs but also provides a tight, leak-proof seal in most drains. These drain plugs for boats are made with heavy-duty brass, ensuring long-lasting performance even with frequent use. With these expandable, rubber snap-tight plugs, you can prevent water from entering or exiting the drain and avoid any mess.Durable stainless steel and brass constructionAdjustable cam snapLeak-proof sealThree sizes:1/2 in., Part #: SL521845/8 in., Part #: SL521863/4 in., Part #: SL52187Quantity per pack: 2