The Glock 43 and 43X are among the most popular carry pistols on the market. The single-stack 9mm platform is reliable and accurate out of the box — so why upgrade the barrel? Several reasons: tighter chamber tolerances improve accuracy, aftermarket materials like stainless steel and DLC-coated steel resist corrosion better, and some shooters need a threaded barrel to ru …
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If you already own a 5.56 AR-15 and you're eyeing 300 Blackout, the real question is what you can keep and what you have to replace. The answer is cleaner than most forum threads make it: your bolt carrier group, lower, buffer, and magazines all carry over. Only the barrel and gas system change. Everything else about a 300 BLK upper is identical to your 5.56 rifle. The short an …
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Barrel profile is the contour of an AR-15 barrel — the amount of steel left along its length — and it decides how much your rifle weighs, how fast it heats up, and where it balances. It is a separate spec from barrel length. A 16-inch barrel can weigh anywhere from about 1.5 pounds to over 2.5 pounds depending on its profile, and that difference is felt every time y …
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