Enhance your shooting experience with the NcSTAR MAR45FLR 223/556 45 Degree Offset Folding Rear Sight, expertly crafted for precision and reliability. This offset rear sight seamlessly integrates with your 223/5.56 rifle, offering versatility and convenience. Its lightweight design ensures optimal performance without compromising on functionality. 45 Degree offset folding Rear sight perfect for 223/5.56 Rifle shooters looking for offset iron sights Fits onto receiver height Weaver, Picatinny, MIL-STD 1913 type rails The A2 Dual Aperture (Large & Small) Rear sight is fully adjustable for windage, also with a Large windage knob Rear sight folds back flat for a lower profile and will fit under the majority of scopes out in the market Weight: 2.6 oz Optimize your setup with the NcSTAR MAR45FLR for unmatched accuracy and performance.