Magpul MBUS 3 Front Sight FDE Folding Polymer

The Magpul MBUS 3 Front Sight is a folding backup sight designed for compatible AR-platform firearms with a Picatinny rail. Its impact-resistant polymer construction keeps the sight lightweight while providing a spring-loaded, ambidextrous push-button deployment system.

The sight sits at standard AR-height when deployed and includes a dual-width enhanced front post with tool-less elevation adjustment. Its Flat Dark Earth finish provides a consistent appearance for compatible rifle configurations.

Key Specifications

• The sight is a folding backup front sight for compatible AR-platform firearms.
• The construction uses impact-resistant polymer for a lightweight design.
• The finish is Flat Dark Earth.
• The sight mounts to a Picatinny rail.
• The listed fit includes AR-10, AR-15, M4, M16, M110, and SR-25 platforms.
• Deployment uses a spring-loaded ambidextrous push button.
• The sight provides tool-less elevation adjustment.
• The front post has a dual-width enhanced design.
• The listed elevation adjustment is 1 MOA.
• The product is made in the USA.

With a compact folding profile, straightforward adjustment, and broad compatibility across listed AR-platform configurations, the MBUS 3 Front Sight offers a practical backup sight solution for range and field setups. Mount it on a compatible railed fore-end aligned with the receiver rail for proper positioning.

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