Ergo 4332DE M-Lok WedgeLok Slot Cover - Mossberg Textured Dark Earth Rubber (4-Pack)

The Ergo 4332DE M-Lok WedgeLok Slot Cover is a practical solution for filling empty M-Lok rail slots on your tactical rifle or shotgun. This four-pack of textured dark earth rubber covers gives you options whether you're outfitting a single gun or stocking up across multiple platforms. They're designed to eliminate snag points, improve grip consistency, and keep dust and debris out of unused rail real estate—all without adding bulk or weight to your setup.

Built tough for field use, these covers feature a chemical and heat-resistant rubber compound with an aggressive surface texture that grips your hand or gear reliably. The low-profile design means they won't interfere with sling attachment, optic placement, or other accessories already mounted on your gun. Each cover measures 6 1/4 inches long and 5/8 inches wide, and if you need to cover fewer slots, they can be trimmed to fit your exact configuration.

Whether you're running a tricked-out AR, a modern Mossberg, or any rifle or shotgun with M-Lok slots, having a few of these on hand is smart practice. They're one of those small details that makes the difference between a finished tactical setup and one that looks half-done. The four-pack gives you flexibility to customize multiple guns or keep spares without breaking the bank.

Key Features

• Fills M-Lok compatible slots to eliminate snag points and improve ergonomics
• Chemical and heat-resistant rubber compound for durability in demanding conditions
• Aggressive, non-slip textured surface for confident grip
• Low-profile design won't interfere with accessories or sling mounting
• Trimmable to fit fewer slots if needed
• Four-pack provides flexibility for multiple firearms or backup coverage
• Dark earth finish matches modern tactical color schemes

Specifications

Frequently Asked Questions

What guns are these M-Lok covers compatible with?

The WedgeLok covers fit any firearm or accessory with standard M-Lok compatible slots, including most modern ARs, tactical rifles, and shotguns like Mossberg platforms that feature M-Lok rail systems.

Can I cut these covers to fit fewer slots?

Yes. Each cover is 6 1/4 inches long and can be trimmed if you need to cover a smaller number of slots or adapt the length to your particular rail layout.

Why use rail covers instead of leaving slots empty?

Empty M-Lok slots can snag on gear, catch dust, and make your gun feel incomplete. These covers fill those gaps, improve grip texture, and give your setup a polished, intentional appearance while eliminating potential snag points.

Are these covers heat and chemical resistant?

Yes. The rubber compound is formulated to resist heat and chemical exposure, making them suitable for field use, training, and storage in various conditions.