4 Pack Screw Type Boat Drain Plugs For 1 Inch Holes, Marine Grade PP With Rubber O Ring, Self Retaining Transom Plug For Boats And Kayaks, Easy Install, Leakproof Sealing, Ideal For Small Watercraft

4 Pack: Sealed 1 inch screw drain plugs for boats & kayaks
✔️ Screw-type drain plug in PP with O-ring; fits 1 inch hole

These screw-type drain plugs are designed for 1 inch holes on boats and kayaks. Made from marine-grade PP, they secure with two countersunk screws and feature a rubber O-ring for a watertight seal, helping prevent leaks and water damage.

✅ 100% Brand New
✅ Material: PP, Black color
✅ Fits 1 inch hole; uses two countersunk stainless screws included
✅ Back flange groove holds sealant for waterproof mounting
✅ Rubber O-ring included for reliable sealing

💡 What is a boat drain plug with an O-ring used for and how does it seal a 1 inch hole?

Handy, durable leakproof part for small watercraft bilges. - Durable polypropylene body with O-ring for reliable sealing
- Designed to mount in a 1 inch hole with two countersunk screws
- Back flange groove accepts sealant for extra waterproofing
- Ideal for boats and kayaks needing a dependable drain plug
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