Build More, Save More | Get up to $220 Off! | Shop Now

Build More, Save More | Get up to $220 Off! | Shop Now

AT3 Tactical AR-15 Barrels

If you’re going to sling lead, you need good steel to do it! That’s exactly what we’re offering with our new line of barrels at AT3 Tactical, now available in the most popular lengths for 5.56 and .300 Blackout. These barrels are naturally USA made, feature 4150 CMV steel construction, READ MORE

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AT3 Tactical AR-15 Barrel – 16″ – 5.56 NATO – Government Profile – Mid-length

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AT3 Tactical AR-15 Barrel – 16″ – .22LR – Pencil Profile – 1/2×28 Thread

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AT3 Barrel Builder Kit – 10.5″ 5.56 NATO Government Profile Carbine Length Barrel, Gas Block & Gas Tube

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AT3 AR-9 Barrel Builder Kit – 8.3″ 9mm Straight Profile Barrel & BCG

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AT3 Tactical AR-15 Barrel – 10.5″ – 5.56 NATO – Government Profile – Carbine Length

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AT3 Tactical AR-15 Barrel – 11.5″ – 5.56 NATO – Government Profile – Carbine Length

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AT3 Tactical AR-15 Barrel – 6″ – .300 Blackout – Medium Profile – Pistol Length

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AT3 Barrel Builder Kit – 7.5″ .300 Blackout Medium Profile Pistol Length Barrel, Gas Block & Gas Tube

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AT3 Barrel Builder Kit – 10.5″ 5.56 NATO Government Profile Carbine Length Barrel, Gas Block, Gas Tube & BCG

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AT3 Barrel Builder Kit – 16″ 5.56 NATO Government Profile Mid-Length Barrel, Gas Block & Gas Tube

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AT3 Barrel Builder Kit – 16″ 5.56 NATO Government Profile Mid-Length Barrel, Gas Block, Gas Tube & BCG

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AT3 Barrel Builder Kit – 7.5″ .300 Blackout Medium Profile Pistol Length Barrel, Gas Block, Gas Tube & BCG

AT3 Tactical AR-15 Barrel – 7.5″ – 300 Blackout – Medium Profile – Pistol Length

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AT3 Tactical AR-9 Barrel – 8.3″ – 9mm – Straight Profile

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AT3 Tactical AR-15 Barrel – 16″ – 5.56 NATO – Pencil Profile – Mid-length

AT3 Tactical AR-15 Barrel – 14.5″ – .300 Blackout – Medium Profile – Pistol Length

(2)

AT3 Tactical AR-15 Barrel – 7.5″ – 5.56 NATO – Medium Profile – Pistol Length

(2)

AT3 Tactical AR-15 Barrel – 16″ – .300 Blackout – Medium Profile – Pistol Length

AT3 Tactical AR-15 Barrel – 14.5″ – 5.56 NATO – Government Profile – Mid-Length

AT3 Tactical AR-9 Barrel – 16″ – 9MM – Straight Profile – 1/2×28

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AT3 Tactical AR-9 Barrel – 11″ – 9MM – Straight Profile – 1/2×28 Thread

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AT3 Tactical AR-15 Barrel – 13.9″ – 5.56 NATO – Government Profile – Mid-Length

AT3 Tactical AR-15 Barrel – 13.9″ – 5.56 NATO – Pencil Profile – Mid-Length

AT3 Tactical AR-9 Barrel – 4.5″ – 9MM – Straight Profile – 1/2×28 Thread

If you’re going to sling lead, you need good steel to do it! That’s exactly what we’re offering with our new line of barrels at AT3 Tactical, now available in the most popular lengths for 5.56 and .300 Blackout. These barrels are naturally USA made, feature 4150 CMV steel construction, and a hard, slick black nitride finish. All coming in at a price that won’t break the bank, with quality on par with some of the biggest names in the AR-15 barrel game.

Like many other great AT3 products, these barrels come with a lifetime warranty against defects. In the unlikely event you have an issue, we’ll take care of you.