Magpul MBUS 3 Rear Sight Black

The Magpul MBUS 3 Rear Sight is a folding back-up sight designed for AR-platform applications. Its impact-resistant polymer construction supports a lightweight design, while the spring-loaded system deploys with an ambidextrous push-button.

The sight mounts to a Picatinny rail and sits at standard AR-height when deployed. Its windage-adjustable, rapid-select aperture system provides a practical aiming solution for compatible platforms.

Key Specifications

• The sight is finished in black.
• The folding rear sight uses impact-resistant polymer construction.
• The sight features ambidextrous push-button deployment.
• The sight includes a windage-adjustable rapid-select aperture system.
• Windage adjustment is 0.5 MOA per click with a 14.5-inch sight radius.
• Windage adjustment is 0.4 MOA per click with a 20-inch sight radius.
• The sight mounts to a Picatinny rail.
• The listed fit includes AR-10, AR-15, M-4, M16, M110, and SR-25 platforms.
• The sight weighs 30 grams with hardware.
• The product is made in the USA.

With a compact folding profile, straightforward controls, and adjustable aperture functionality, the MBUS 3 Rear Sight is a capable choice for a clean, lightweight sighting setup on compatible platforms.

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