Special Discount Magpul M-Back Rear Up Sight

Magpul M-Back Rear Up Sight is a low-cost, color injection molded, folding back-up sight. The MBUS Front Sight is adjustable for elevation and fits most 1913 Picatinny-railed hand guards, but is specifically tailored to the AR15/M16 platform.

• Impact resistant polymer construction provides light weight and resists operational abuse
• Spring-loaded flip up sight easily activated from either side or by pressing the top
• Detent and spring pressure keeps sight erect but allows for unobstructed folding under impact, etc
• Clamps to most any MIL-STD-1913 Picatinny/STANAG 4694 railed hand guard and provides the same height-over-bore as standard A2 irons
• Protective wings shield the spring-locking A2 front sight post
• Elevation adjustment tool included, but most aftermarket A2 front sight adjustment tools may be used as well
• SPECIFICATIONS
• Weight, w/ hardware: 1.3 oz
• Height above rail, stowed: 0.51″
• Center of aperture to top of rail: 1.42″
• Length, stowed: 2.6″
• Length, deployed: 1.5″
• WINDAGE ADJUSTMENT
• 0.7 MOA (0.754″/100m) per click with a 14.5″ sight radius
• 0.5 MOA (0.547″/100m) per click with a 20″ sight radius