Walk into any gun shop or scroll any AR-15 parts forum and you'll find strong opinions about free-float handguards. "Free-float or bust." "The accuracy difference is negligible." "You need a torque wrench." "It's just a barrel nut swap." The noise around this topic tends to skip the most important question: do you actually need a free-float handguard for what you're doing with …
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The AR-15 market has more accessories than any other rifle platform, and most of them do not change how the gun runs. This list covers the upgrades that matter: the parts that affect reliability, accuracy, and durability. Lower parts kits, buffer systems, handguards. Get these right before spending money on anything else. Lower Parts Kits: The Foundation of the Lower Receiver …
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