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Lock Hatch Fastener vs 6" Screw Out Deck Plate: Which Boat Hardware Do You Need?

Compare the Lock Hatch Deck Fastener Clamp and the 2X 6" Screw Out Deck Plate inspection hatch to decide between securing a lid and creating a new access point.

Last updated Aug 17, 2026

When you're sorting through deck hardware seating covers, the choice often comes down to whether you need to secure an existing lid or create a new access point. The Lock Hatch Deck Fastener Clamp is a chrome-plated brass latch that stops a hatch or locker lid from rattling, while the 2X 6" Screw Out Deck Plate is a pair of white plastic round hatches that give you a fresh opening where you need one. Their prices tell the story: $9.24 for the latch set versus $19.58 for the inspection hatch pair, so the right decision also helps your budget.

Quick Verdict

If you already have a hatch that won't stay closed, get the Lock Hatch Deck Fastener Clamp. If you need to create a new service access point in a flat deck or panel, go with the 2X 6" Screw Out Deck Plate. They solve different problems, so the "winner" is whichever job you have in front of you.

At a Glance

ConsiderationLock Hatch Deck Fastener Clamp2X 6" Screw Out Deck Plate
Price$9.24$19.58
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Best forSecuring existing hatches, lockers, and deck lidsAdding a new circular access point

Where Each Product Wins

Lock Hatch Fastener: If you're dealing with a loose lid, this is the lower-cost repair. The 1/4" lever hole opening works with the latch mechanism you already have, and the two-piece package lets you secure two spots on the same cover. Just remember you'll need screws, which aren't in the box.

Screw-Out Deck Plate: If you need to get to pumps, valves, or storage under the deck, this is the way to go. The round cover twists out for quick access, and each hatch has a 6-inch interior opening. Be prepared for professional installation since no instructions are included.

Product Notes

Lock Hatch Deck Fastener Clamp - Anti-Rattle Latch Fastener

Lock Hatch Deck Fastener Clamp Boat Hardware - Anti-Rattle Latch Fastener

The Lock Hatch Deck Fastener Clamp is the straightforward fix for a hatch that rattles or pops open underway. It's made from chrome-plated brass, so it can handle tough conditions without looking out of place next to other deck hardware. The overall size is 2" x 4" with a 2" x 2-3/4" base, and the lever hole opening is 1/4" for the latching rod or pin. One thing to plan for: the screws aren't included. You'll need to pick up compatible screws before installation. Because it comes as a pair, you can use both on a single wide lid or split them between smaller hatches. If your goal is to stop the rattle and keep a lid secure without cutting into the deck, this gets it done at a lower price.

2X 6" Screw Out Deck Plate Inspection Hatch Round Plastic Access Boat Hardware

2X 6" Screw Out Deck Plate Inspection Hatch Round Plastic Access Boat Hardware

The 2X 6" Screw Out Deck Plate is the right piece when you need a new service opening. Each hatch has a 7-3/4" outer flange and a 6" inner opening, so the cutout is clear. The screw-out design means the cover comes off easily when you need routine access, and the white plastic construction blends with most boat interiors. The main catches are that no instruction sheet is included and professional installation is recommended. If you're not comfortable cutting precision holes, budget for a professional to handle it. With two hatches in the package, you can add access in two locations or keep a spare. For the higher price, you're getting two complete access ports ready to install.

Final Choice by Use Case

Choose the Lock Hatch Deck Fastener Clamp when you have an existing hatch, locker, or deck lid that needs to be held closed without rattling. It's the more economical option and doesn't require creating a new access hole. Choose the 2X 6" Screw Out Deck Plate when your project is about adding access-say, a clean round opening for reaching a pump or storage area. You'll pay more, but you're getting two hatches that fill a different role entirely.

Products in this article
Lock Hatch Deck Fastener Clamp Boat HardwareUSD 9.24View on eBay2X 6" Screw Out Deck Plate Inspection Hatch Round Plastic Access Boat HardwareUSD 19.58View on eBay
Lock Hatch Deck Fastener Clamp Boat HardwareUSD 9.24View on eBay2X 6" Screw Out Deck Plate Inspection Hatch Round Plastic Access Boat HardwareUSD 19.58View on eBay

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