THE ULTIMATE GUIDE TO KNIGHTS ARMAMENT SR-15 CQB 11.5 UPPER

The finely tuned mid size fuel program from the SR-15 E3 Mod2 delivers specifically adequate gas to reliably cycle the method with out surplus fuel that may foul internals and burn the operator’s eyes even even though suppressed. This wonderful tuning also results in a flatter capturing rifle by using a softer recoil impulse than a regular AR. Th