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Caps and Plugs

Whether you are trying to keep water in or out of your boat, or just trying to cover a hole, we have a wide selection of marine caps and plugs to help!  Threaded caps and plugs, impact caps, and rubber plugs in lots of sizes.
Threaded caps and impact caps
Threaded caps and impact caps
Plugs to fill any hole!
Threaded plugs, push-in plugs, and impact plugs
Displaying products 1 - 16 of 16 results
1" impact cap, black
Your price: $1.29
1" impact cap, black
Black 1" impact cap
1" impact cap, white
Your price: $1.29
1" impact cap, white
White 1" impact cap
plastic threaded cap
1" threaded cap
Your price: $2.49
1" threaded cap
1" threaded cap
plastic threaded plug
1" threaded plug
Your price: $2.49
1" threaded plug
1" threaded plug
plastic threaded cap
1/2" threaded cap
Your price: $2.49
1/2" threaded cap
1/2" threaded cap
plastic threaded plug
1/2" threaded plug
Your price: $2.49
1/2" threaded plug
1/2" threaded plug
threaded plastic cap
1-1/2" threaded cap
Your price: $2.49
1-1/2" threaded cap
1-1/2" threaded cap
plastic threaded plug
1-1/2" threaded plug
Your price: $2.49
1-1/2" threaded plug
1-1/2" threaded plug
plastic threaded cap
1-1/4" threaded cap
Your price: $2.49
1-1/4" threaded cap
1-1/4" threaded cap
plastic threaded plug
1-1/4" threaded plug
Your price: $2.49
1-1/4" threaded plug
1-1/4" threaded plug
plug for southco / orcas 1-1/2
1-3/8" Plug
Your price: $5.95
1-3/8" Plug
1-3/8" rubber plug
2
1-7/8" rubber plug
Your price: $7.95
1-7/8" rubber plug
1-7/8" rubber plug
plastic threaded cap
3/4" threaded cap
Your price: $2.49
3/4" threaded cap
3/4" threaded cap
plastic threaded plug
3/4" threaded plug
Your price: $2.49
3/4" threaded plug
3/4" threaded plug
7/8" impact cap, black
Your price: $1.29
7/8" impact cap, black
Black 7/8" impact cap
7/8" impact cap, white
Your price: $1.29
7/8" impact cap, white
White 7/8" impact cap
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