This 45 Degree angled Front rear sight is for use with any standard AR15 and locks positively in the up position with ball bearing pivot detent. It has a low profile and is constructed of black anodized aluminum. The set mounts to standard MilSpec 1913 Picatinny rails. Flip up standard A2 Front Post 0.02. Flip up A2 Dual aperture rear peep sight Small Aperture 0.070 Large Aperture 0.200.
- MPN: MT45FS