Magpul MAG526BLK MBUS Pro Offset Sight Rear Black Folding for AR15

Building on the proven MBUS Pro platform the MBUS Pro Offset Sights are part of an an effective aiming system to supplement magnified optics on M1913 Picatinny mounting surfaces. In the event of a damaged or nonfunctional primary optic or a close target rotating the rifle 45 degrees provides the shooter with a fullyfeatured iron sighting solution. The MBUS Pro Offset Rear Sight features durable Melonited steel construction positive detented lockup when deployed toolless windage adjustment for easy zeroing dual rear apertures and a low profile footprint to ensure compatibility and reduce interference with most rifle setups. Only compatible with MBUS Pro OFFSET Front sight MAG525. Small aperture diameter 0.07 in. Large aperture diameter 0.19 in. 0.5 MOA 0.566100m per click with a 14.5 sight radius. 0.4 MOA 0.410100m per click with a 20 sight radius. Made in the USA.