UMIUP 1/2" NPT Solid Brass Boat Drain Plugs 3PCS, Upgraded Brass Drain Plugs Flare Tube Fitting Spare Garboard Drain Plug Kit for Bayliner Four Winns Glastron Larson Sea Ray Starcraft and Other Model  Features: The product design is mainly used for ship drainage or sealing pipelines. When you don't need it on your ship, you can connect pipes of the same size to prevent leakage. Just use a wrench to easily install and disassemble the plug, and you can use it with confidence.  Specifications: Material: Brass Color: Gold Size: About 1/2 inches in diameter Weight: 50g (Each individual packaging).Ensure proper installation for a secure seal  Package includes: 3 x Boat drain plugs  Note: We are committed to providing excellent customer service. If you have any questions or concerns about our Boat Drain Plug, please feel free to contact.