Brand: Sniper Includes: Complete A2 square rear sight post Materials: 7075 Aircraft Grade Aluminum Weight: 2.8 oz Color: Black Compatibility:AR-15, Rifles with Picatinny and Weaver-style Rail Mounting Base Length:1 inch Saddle Height:1.66 inches Warranty: Lifetime Guarantee Rear sight featuring complete A2 square post assembly. Flip Up Posi-Lock design guarantees zero every time. Suitable for low-profile railed gas block. Height off Picatinny Rail: 1.66" when unfolded. Machined from durable anodized 7075 aluminum alloy. The traditional rear sight of the AR-15 rifle is the standard A2 design. A fairly basic square post that mounts on the lower gas block, this front sight is often used in conjunction with a carry handle fixed rear sight. Dependable and functional, this high-profile front sight is tough as nails. Made from durable 7075 Aircraft Grade Aluminum, this high-profile flip up rear sight is built for tough conditions. Easy to install, the sight mounts securely to a Picatinny rail without the help of a gunsmith. This sight sits 1.66 inches off the rail and provides a continuous zero for unflinching peace of mind, even in the toughest shooting conditions. All Monstrum firearm accessory products come with a lifetime guarantee.