Magpul MBUS Gen 2 Rear Flip-Up Sight, Stealth Gray

Magpul MBUS Gen 2 Rear Sight: Reliable Backup Aiming

The MBUS rear sight represents practical firearms engineering at its finest. This is a no-nonsense backup sight designed for shooters who understand that redundancy in aiming systems can save the day when primary optics fail.

Key Features

• Dual Aperture Design: Switch between large and small apertures depending on light conditions and shooting distance
• Spring-Loaded Flip-Up: Activates from either side or via top release button for quick deployment
• Windage Adjustment: Detent knob provides positive, repeatable adjustments
• Protective Wings: Shields apertures from damage during storage and transport
• Picatinny Compatible: Fits standard 1913 rails on AR-15, M16, and similar platforms
• Precision Clicks: 0.7 MOA per click (14.5" sight radius) or 0.5 MOA per click (20" sight radius)
• Durable Construction: Color injection-molded polymer resists corrosion and reduces weight
• Made in the USA: Built to Magpul's exacting standards

Why Choose the MBUS?

This sight folds flat when not in use, preserving your sight picture with primary optics. When you need it, the spring-loaded mechanism deploys instantly. The dual apertures give you flexibility across different shooting scenarios, and the windage adjustment ensures you can zero it precisely to your rifle.

At its price point, the MBUS represents exceptional value for any shooter building a reliable AR platform.