CMMG MK57 FUNDAMENTALS EXPLAINED

56. More often than not, you can obtain the same impact for significantly less weight and equivalent cost. Unless of course you’re married towards the AR-15 ergos, there’s not really a purpose to stick to a platform created to fire a lot more potent rounds when micro PCCs really are a factor. (Like MP5K clones or Scorpion SBRs)The projectiles w