Samson Manual Folding Sights - HK Front and A2 Rear Aluminum Black. Accepts all aftermarket front sight post replacements with Mil-spec dimensions. All sights lock in the 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. Specifications for Samson Manual Folding Sights - HK Front and A2 Rear: Manufacturer: Samson Color: Black Gun Model: AR-15 Front Sight Color: Black Rear Sight Color: Black Fabric/Material: Aluminum Gun Type: Rifle Features of Samson Manual Folding Sights - HK Front and A2 Rear: Finish: Type III class 2 hard coat anodizing Attaches to any 1913 Picatinny rail Perfect (M4) co-witness height Stainless steel clamp Precision laser engraving Package Contents: Samson Manual Folding Sights - HK Front and A2 Rear The >Samson Manual Folding Sights - HK Front and A2 Rear is a quality addition to the Samson lineup. For more great deals on AR 15 Parts by Samson please browse our Samson AR15 Accessories page. What firearm models does the manufacturer say Samson Manual Folding Sights - HK Front and A2 Rear is compatible with? The manufacturer suggests that Samson Manual Folding Sights - HK Front and A2 Rear is compatible with AR-15Samson FFS-FRS-PKG: Manual Folding Sights - HK Front and A2 Rear Aluminum Black