An 18″ barrel length is popular for AR-15 and AR-10 rifles, offering a balance of increased velocity, accuracy, and manageable weight—ideal for precision shooting, hunting, and long-range applications. This barrel length typically works with rifle-length or mid-length gas systems, compatible gas blocks, gas tubes, upper receivers, and longer handguards. It’s suitable for calibers like 5.56 NATO, .223, .308, and 6.5 Creedmoor, providing reliable cycling and enhanced performance in AR-platform builds.
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18″ .223 WYLDE Stainless Heavy Barrel 1×8 Twist
Original price was: $209.95.$59.95Current price is: $59.95.In stock
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18″ 308 Rifle Kit 15″ Free Float Keymod Rail
Original price was: $559.95.$519.95Current price is: $519.95.Out of stock
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18″ Wylde Straight Fluted .223 Barrel – Parkerized
Original price was: $79.95.$44.95Current price is: $44.95.In stock
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18″ .223 WYLDE Stainless Steel Fluted Barrel 1×8 Twist
Original price was: $209.95.$49.95Current price is: $49.95.Out of stock
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18″ Upper 1×8 Wylde S.S Spiral Fluted Midlength 12 inch Keymod Rail No BCG or Charging Handle
Original price was: $379.95.$314.95Current price is: $314.95.Out of stock
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.308 18″ Stainless Steel Barrel
Original price was: $209.95.$169.95Current price is: $169.95.Out of stock
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Bear Creek 18″ .450 Bushmaster Heavy Barrel Mid-Length Gas System
Original price was: $149.99.$44.95Current price is: $44.95.In stock
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18″ 308 Complete Upper 15″ Free Float Keymod with Bolt Carrier Group and Charging Handle
Original price was: $499.95.$470.95Current price is: $470.95.In stock
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Faxon Firearms 6.5 Creedmoor 18″ Rifle Length AR-308/AR-10 Barrel – Match Series Big Gunner Black Nitride
Original price was: $289.00.$269.95Current price is: $269.95.Out of stock
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Faxon Firearms .223 Wylde 18″ Rifle Length AR-15 Barrel – Match Series Heavy Fluted Stainless Nitride
Original price was: $320.00.$299.95Current price is: $299.95.Out of stock
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Faxon Firearms .223 Wylde 18″ Rifle Length AR-15 Barrel – Match Series Gunner Stainless Nitride
Original price was: $235.00.$211.95Current price is: $211.95.Out of stock
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Faxon Firearms 5.56 18″ Rifle-Length AR-15 Barrel – Gunner Profile Black Nitride
Original price was: $185.00.$166.95Current price is: $166.95.Out of stock
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Blemished .308 18″ Stainless Steel Barrel
Original price was: $209.95.$39.95Current price is: $39.95.Out of stock
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Faxon Firearms 6.5 Creedmoor 18″ Rifle Length AR-15 Barrel – Match Series Heavy Fluted Stainless Nitride
Original price was: $399.00.$369.95Current price is: $369.95.Out of stock
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Radical Firearms 18″ .223 Wylde Stainless Rifle Upper – M-LOK Rail
Original price was: $339.95.$269.95Current price is: $269.95.Out of stock
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.308 Complete Upper with 12″ Free Float Hand Guard with Bolt Carrier Group and Charging Handle
Original price was: $749.95.$560.95Current price is: $560.95.Out of stock
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Faxon Firearms 5.56 18″ Rifle Length AR-15 Barrel – SOCOM Profile Black Nitride
Original price was: $179.00.$160.95Current price is: $160.95.Out of stock
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308 AR 10 Rifle Kit 12″ Free Float Tube Handguard
Original price was: $549.95.$498.95Current price is: $498.95.Out of stock
