Precision/precision testing of the barrel was done following a 200 round crack-in interval. All shooting was finished from my bench-relaxation established-up next my common protocol. only one knowledge position, I picked up two or three salty employed P&S M4 RAS's from Thoroughbred for $150 ea. yeah, not KAC, but adequate https://rasm475184.ttblogs.com/9072656/top-guidelines-of-knights-quad-rail