FAB Defense Top Mounted Deployable Front and Rear Sight for Left Hand Flat Dark Earth fx-frbsoslht. Their set of Front and Rear Offset Flip-Up Sights are made with high-quality materials and designed for the best performance possible. This model is specifically for left-handed shooters because the offset sights are on the opposite side as they would be for a right-handed shooter. Each sat has manual adjustments with the rear adjusting for windage and the front adjusting for elevation. These sleek minimalist iron sights are the perfect complement to left-hand AR 15 build so pick them up today Specifications for FAB Defense Top Mounted Deployable Front and Rear Sight for Left Hand: Manufacturer: FAB Defense Sight Mounting Orientation: Top Mounted Sight Position: Front and Rear Gun Model: M16 M4 AR-15 Gun Make: AR Platform Deployable: Yes Illumination Type: Non-Illuminated Illumination Color: None Hand: Left Mount Type: Picatinny Features of FAB Defense Top Mounted Deployable Front and Rear Sight for Left Hand: Sleek design with minimal protruding parts No tools needed for a quick and easy elevation and wind adjustment RBS Rear Back-up sight can be manually adjusted for windage FBS Front Back-up sight can be manually adjusted for elevation Durable fiberglass reinforced polymer and metal construction Package Contents: FAB Defense Top Mounted Deployable Front and Rear Sight for Left Hand What firearm models does the manufacturer say FAB Defense Top Mounted Deployable Front and Rear Sight for Left Hand is compatible with? The manufacturer says that FAB Defense Top Mounted Deployable Front and Rear Sight for Left Hand is compatible with AR-15 M4 M16FAB Defense fx-frbsoslht: Top Mounted Deployable Front and Rear Sight for Left Hand FDE