Magpul MBUS Pro Front Sight Black (MAG275BLK)

Description

The Magpul MBUS Pro Front Sight (MAG275BLK) is a corrosion-resistant, all-steel back-up sight designed for AR-platform rifles. Case-hardened and finished with Melonite QPQ, it offers wear and corrosion resistance with a compact footprint. The front sight provides no-tool elevation adjustment and stows low to remain unobtrusive until needed. It is engineered to mount on MIL-STD-1913 Picatinny/STANAG 4694 rails, including rail-height gas blocks.

Key Specifications

• The sight features all-steel construction for strength and durability.
• The finish uses Melonite QPQ for extreme resistance to wear and corrosion.
• Elevation adjustment operates at approximately 1 MOA per click (varies with sight radius).
• Mounts to MIL-STD-1913 Picatinny/STANAG 4694 rails, including receiver-height gas blocks.
• Designed to fit AR-15 / AR-platform rifles and compatible upper assemblies.
• Height above rail when stowed is approximately ~0.43 inches.
• Weight with hardware is 1.5 oz.
• Length when stowed is 1.6 inches.
• Comes factory-equipped with the Enhanced Front Sight Post (MAG553).
• Includes positive detents in both the deployed and stowed positions and on the elevation knob.

Compact and robust, the MBUS Pro Front Sight offers a durable, low-profile backup aiming option that integrates cleanly with modern accessory layouts. Its hardened steel construction, long-wearing finish, and tool-free adjustment provide reliable functionality for service, range, and precision-oriented AR-platform builds.

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