A REVIEW OF KNIGHTS ARMAMENT M4 QUAD RAIL

This raises accuracy and zero repeatability all through disassembly and reassembly when doing upkeep.When stowed from the folded posture, the M4’s sight base extends again to envelope the entrance sight leaf on the proper and left facet, supporting to protect it from hurt.The M110 Semi-Automated Sniper Technique (SASS) and its SR-twenty five base