Mossberg 500 Picatinny 1-Piece Base, Blued Finish

The Mossberg 500 Picatinny 1-Piece Base is a straightforward, no-nonsense way to add optics and lights to your Mossberg shotgun. If you've got a 500, 505, 510, 590, 590A1, 535, 835, 930, or 935 with drilled and tapped receiver holes, this blued finish base gives you a solid Picatinny rail to work with. It's the kind of upgrade that opens up real utility—a red dot for home defense, a light for low-light situations, or a rifle scope if you're running slugs. One piece, simple install, built to blend with your gun.

Mossberg pump and semi-auto shotguns have earned their reputation for reliability and value, and they deserve upgrades that match that straightforward philosophy. This base doesn't overcomplicate things; it just bolts on and works. The blued finish matches factory Mossberg aesthetics, so it looks like it belongs on your gun.

Whether you're setting up a home-defense rig, a hunting shotgun, or a 3-gun competitor's platform, adding a Picatinny rail opens options without breaking the bank. This is essential infrastructure for anyone wanting to mount modern accessories on a Mossberg shotgun platform.

Key Features

• One-piece design for straightforward installation on drilled and tapped receivers
• Picatinny rail standard ensures compatibility with a wide range of optics, lights, and accessories
• Blued finish matches Mossberg factory appearance
• Fits Mossberg 500, 505, 510, 590, 590A1, 535, 835, 930, and 935 models

Frequently Asked Questions

What Mossberg shotguns does this base fit?

This 1-piece Picatinny base is designed for Mossberg 500, 505, 510, 590, 590A1, 535, 835, 930, and 935 shotguns with drilled and tapped receivers.

What kind of optics and accessories can I mount on this rail?

Any Picatinny-compatible optic or light will work—red dots, tactical lights, shotgun scopes, rail-mounted gas tubes, and more. You'll need Picatinny-spec rings or mounts to secure your accessory of choice.

Does my shotgun need to be drilled and tapped to use this base?

Yes, your Mossberg's receiver must have the factory drilled and tapped holes for mounting. If yours doesn't, this base won't work on that particular gun.