WHAT DOES AR-15 MAGAZINES MEAN?

These parts can and do final for much longer as well as the plan is geared more to a duty rifle. I have discovered the 2500 and 5000rd PM's being effective.This is often what I was in search of. I am keen on preventative upkeep. I know the parts will last extended, but I like to switch in advance of getting an issue. The moment I get again during t