The Magpul MBUS 3 Front Sight is a lightweight, impact-resistant polymer flip-up front sight for AR-15 and AR-10-style platforms (including M4/M16 configurations). It deploys using Magpul’s spring-loaded, ambidextrous push-button mechanism, giving you a fast, reliable backup sight picture when you need it.
Key Features
Made in the USA
Impact-resistant polymer construction for dependable durability
Spring-loaded flip-up deployment with an ambidextrous push-button
Built to fold compactly for minimal interference when optics are in use
Add the MBUS 3 Front Sight to complete your low-profile backup setup for your AR platform.
