Samson Quick Flip Folding Front Sight - SIG 556/522 - A2. These rifle scope mounts are made by Samson from 6061 aluminum mil-spec hardcoat anodized for durability. All of the Samson gun sight mounts lock in both the deployed and folded positions. Each scope mount features a powerful spring mechanism that is quite durable and is completely concealed to prevent fouling from dirt. These flip-up scope mounts are a perfect match for Samson's line of rear sight mounts. Options include high visibility front sight posts. We are an Authorized US Distributor for Samson Manufacturing mounts rings and bases. Our store carries Samson Folding Front Sights blank Picatinny rails and numerous other hunting and shooting accessories to complement and enhance your firearms. Please visit our Rifle Scope mounts accessory store for a complete selection. We back our sales with a guarantee of 100percent satisfaction and have product experts in-house who can answer any questions you have about selecting the right rifle scope mount or scope base. Specifications for Samson Quick Flip Folding Front Sight Rail: Manufacturer: Samson Color: Black Additional Features: M4 Co-Witness Condition: New Sight Mounting Orientation: Top Mounted Sight Position: Front Gun Model: SIG Sauer 556 AR-15 Gun Make: AR Platform SIG Sauer Front Sight Color: Black Rear Sight Color: Front Sight Only Front Post Shape: Blade Deployable: Yes Fabric/Material: 6061-T6 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 Folding Front Gun Sight Mount: Lightweight HK style hood Uses standard AR sight post and pin Spring action deployed with the push of a button Instantly locks up Locks down A perfect match for the Samson ARMS 40 A or L Made from 6061 T6 aluminum Mil spec anodized Laser engraved Low profile when folded F-marked height Set screw mounted Package Contents: Samson QuickFlip Folding Front Gun Sight Rail Mount What firearm models does the manufacturer say Samson Quick Flip Folding Front Sight Rail is compatible with? The manufacturer says that Samson Quick Flip Folding Front Sight Rail is compatible with AR-15 SIG Sauer 556Samson 02-00034-01: Quick Flip Folding Front Sight - SIG 556/522 - A2