Enhance your AR shooting performance with the Magpul MBUS Pro Front Folding Sight AR-15/AR-10/M16/M4. This all-steel backup sight is corrosion-resistant and offers maximum functionality with minimum bulk delivering strength without adding unnecessary weight. With its dual aperture and no-tool elevation adjustments the MBUS Pro Front excels in all 1913 Picatinny rail mounting applications including rail-height gas blocks.Magpul MBUS Pro Front Folding Sight AR-15/AR-10/M16/M4All-steel corrosion-resistant back-up sightCompact design with maximum functionalityDual aperture windage adjustable rearNo-tool elevation adjustable frontCompatible with all 1913 Picatinny rail mounting applicationsPositive detents for standard AR sight height when deployedUltra-low profile when stowedNarrow width compatible with most IR aiming laser and light installationsProudly made in the USAThe MBUS Pro Front and Rear by Magpul feature positive detents that keep them at standard AR sight height when deployed making it quick and easy to aim. When they are stowed the sights maintain an ultra-low profile so you'll never notice them until you need them. The narrow width front sight is designed to be compatible with most IR aiming laser and light installations making it a reliable choice for professional users.Upgrade your firearm with the Magpul MBUS Pro Front Folding Sight AR-15/AR-10/M16/M4. Crafted with the needs of the professional user in mind it's an excellent addition to your AR-15/AR-10/M16/M4. This product is proudly made in the USA ensuring quality and performance that will stand the test of time. Enjoy improved accuracy and reliability with Magpul's all-steel corrosion-resistant back-up sight.