45 Degree Folding Rear Sight

NcStar AR15 45 Degree Offset Flip-Up Rear Sight (MAR45FLR)<br /><br />Features:<br /><br />- 45 Degree offset folding Rear sight perfect for AR15 shootings looking for offset iron sights<br />- Fits onto receiver height Weaver, Picatinny, MIL-STD 1913 type rails<br />- The A2 Dual Aperature (Large & Small) Rear sight is fully adjustable for windage, also with a Large windage knob<br />- Rear sight folds back flat for a lower profile and will fit under the majority of scopes out in the market<br />- Weight: 2.6 oz.