Samson A2 Front/SP Rear Top Mounted Deployable Front and Rear Sight Black QF-SIG-A2-SP PKG. Featuring a easy oversized push button spring deploy action. Available with the sightlink fiber optic front sight post. 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 A2 Front/SP Rear 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 A2 Front/SP Rear Top Mounted Deployable Iron Sight Attaches to any 1913 Picatinny rail Perfect (M4) co-witness height Stainless steel clamp Precision laser engraving Package Contents: Samson Quick Flip SIG A2 Front/SP Rear Folding Sight Combo What firearm models does the manufacturer say Samson A2 Front/SP Rear Top Mounted Deployable Iron Sight is compatible with? The manufacturer says that Samson A2 Front/SP Rear Top Mounted Deployable Iron Sight is compatible with AR-15Samson QF-SIG-A2-SP PKG: A2 Front/SP Rear Top Mounted Deployable Front and Rear Sight Black