CLAMPS TO MOST MIL-STD-1913 PICATINNY RAILS
Compatible with most MIL-STD-1913 Picatinny / STANAG 4694-railed hand guards* and provides the same height-over-bore as standard A2 irons
Height above rail, stowed: 0.51 in.
Length, deployed: 1.5 in.
Length, stowed: 2.6 in.
Weight, w/ hardware: 1.2 oz.
Elevation adjustment: 1.6 MOA (1.886"/100m) per click with a 14.5" sight radius
Elevation adjustment: 1.2 MOA (1.367"/100m) per click with a 20" sight radius
Magpul_MBUS_Front_Sight_MAG247_Installation_Guide