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Better Boat Boat Drain Plug Kit product image
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Boat Drain Plug Kit

$25.99 $23.99 Save 8%
Material

  • FREE shipping $60+

  • Est Delivery by
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  • 30-Day Money Back Guarantee

  • Replace a worn or questionable transom drain plug before the next launch day surprise.
  • Choose 316 stainless steel or brass to match your boat hardware preference.
  • 2 inch outer ring gives room to seal the plug housing to the transom.
  • Standard 1/2 inch threaded drain plug is designed for common garboard drain setups.
  • Kit includes screws for attaching the thru hull plug housing.

More Details

  • Available in stainless steel and brass variants.
  • Stainless variant is described as 316 stainless steel.
  • Outer ring measures 2 inches.
  • Includes standard 1/2 inch threaded drain plug.
  • Includes screws for attaching the thru hull plug housing.

Description

This boat drain plug kit is made for replacing the transom garboard drain plug and housing with a fresh stainless steel or brass option. It is a simple but important maintenance item for owners who do not want to gamble on worn threads, tired hardware, or a loose plug.

The kit includes a 2 inch outer ring, standard 1/2 inch threaded plug, and screws for attaching the thru hull plug housing. Pair it with marine sealant sold separately during installation.

Our Shipping Rates and Speeds

  • All orders under $60 ship for $6.99
  • Orders over $60 ship for FREE
  • You can expect to receive your items in 3 to 7 days in almost all scenarios
  • 90% of orders arrive in 4 days or less

Try our boat drain plug kit risk free for 30 days. If you are not satisfied, get a full refund.

Installation

Install the 1/2 inch threaded boat plug housing using the included screws. The 2 inch outer ring allows space to adequately seal the plug housing to the boat. Use marine sealant for an extra watertight fit.

Use

Thread the plug securely into the housing to help prevent leaks. Inspect the plug and housing regularly and replace if worn or damaged.

Creates A Watertight Seal

Threaded plug and flange help keep water out of the bilge.

Reliable Drainage Point

Garboard kit gives your transom a secure drain and plug setup.

Corrosion Resistant Metal

Brass and stainless options stand up to demanding marine use.

Tightens As It Turns

Tapered pipe thread helps improve sealing as the plug is secured.

Customer Reviews

Frequently Asked Questions

Brass Drain Plug Kit: No, mounting screws are not included. We recommend using stainless steel screws appropriate for your transom thickness through the three pre-drilled mounting holes. Stainless Drain Plug Kit: No, mounting screws are not included. We recommend using 316 stainless steel screws appropriate for your transom thickness.

The outer ring/flange is 2 inches in diameter on both material options, giving enough surface area to seal the drain plug housing to the transom with marine sealant.

Yes, the 1-inch square-head plug is designed to work with a standard boat drain plug wrench for easy installation and removal.

Brass Drain Plug Kit: The kit comes with a standard-sized 1/2-inch precisely threaded brass boat drain plug designed for high flow and a perfect seal. Stainless Drain Plug Kit: The kit comes with a standard-sized 1/2-inch precisely tapped 316 stainless steel boat drain plug designed for high flow and a perfect seal.

Yes. The kit is available in either 316 stainless steel or brass, and both material options are designed for corrosion resistance in marine environments.

The bore diameter for the threaded section is 0.84 inches, while the total height of the assembly is 5/8 of an inch.

Both options are durable marine drain plug materials. Choose 316 stainless steel if you want the highest corrosion resistance and a stainless look that matches other stainless hardware. Choose brass if you prefer a traditional brass garboard drain plug material.

This garboard drain kit requires a standard 1-inch diameter hole in your transom for the housing to fit properly.

Yes, the 2-inch outer ring provides a large surface area for marine sealant to create a watertight bond against your hull.

Precision tapping ensures the threads match the flange perfectly, creating a watertight seal that won't allow drips while your boat is in the water.

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