Samson Top Mounted Deployable Front and Rear Sight Black QF-A2-SP PKG. Featuring a easy oversized push button spring deploy action. Accepts all aftermarket front sight post replacements with Mil-spec dimensions. All sights lock in the folded and deployed position. It is not intended for lower height gas block rails. The durable construction and solid mounting system guarantees you to stay on zero. Factory replacement to fit in SIG rifle front sight dovetail cut-out. Specifications for Samson Top Mounted Deployable Iron Sight: Manufacturer: Samson Color: Black Additional Features: M4 Co-Witness Sight Mounting Orientation: Top Mounted Sight Position: Front and Rear Gun Model: AR-15 Gun Make: AR Platform Front Sight Color: Black Rear Sight Color: Black Deployable: Yes Fabric/Material: Aluminum Front Material: T-6061 Aluminum Illumination Type: Non-Illuminated Gun Type: Rifle Included Accessories: Standard Illumination Color: None Hand: Ambidextrous Mount Type: Picatinny Features of Samson Quick Flip A2 Front/SP Rear Folding Sight Combo: Attaches to any 1913 Picatinny rail Perfect (M4) co-witness height Stainless steel clamp Precision laser engraving Material: 6061-T6 aluminum Finish: Type III class 2 hard coat anodizing Package Contents: Samson Quick Flip A2 Front/SP Rear Folding Sight Combo Quick Flip Front Sight (A2) Quick Flip Rear Sight (SP) What firearm models does the manufacturer say Samson Top Mounted Deployable Iron Sight is compatible with? The manufacturer suggests that Samson Top Mounted Deployable Iron Sight is compatible with AR-15Samson QF-A2-SP PKG: Top Mounted Deployable Front and Rear Sight Black