Product Description
Magpul MBUS 3 Rear Sight – Compact. Rugged. Ready When You Are.
The evolution of a proven classic, the Magpul MBUS 3 Rear Sight brings next-gen performance to your rifle setup with a slimmer profile, improved ergonomics, and Magpul’s legendary reliability. Designed to deliver fast, consistent target acquisition when it matters most, this low-profile backup sight is the perfect fusion of rugged durability and lightweight versatility.
Made in the USA from impact-resistant polymer and steel-reinforced hardware, the MBUS 3 is spring-loaded for rapid deployment and easily adjustable for windage. Its dual-aperture design gives you the flexibility for both precision and close-quarters shooting, while the streamlined footprint keeps your rifle sleek and snag-free.
Key Features:
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Low-profile, snag-resistant design for modern rail systems
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Tool-less windage adjustment for quick, on-the-fly zeroing
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Dual-aperture rear sight for CQB and precision shooting
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Spring-loaded flip-up mechanism for instant readiness
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Durable polymer & steel construction – built to take a beating
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Compatible with MIL-STD-1913 Picatinny rails
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Perfect match for the MBUS 3 Front Sight (sold separately)
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Made in the USA
Whether you’re building out a new rifle, refining your backup plan, or upgrading your duty setup, the Magpul MBUS 3 Rear Sight is ready to perform—because when optics fail, your irons shouldn’t.
