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Browse 5.56x45mm NATO Barrels for sale at the lowest prices online.

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Handgun Magazines

LBE Unlimited 5.56 NATO AR-15 Crush Washer, Black - ARCW-556 - Lbe

LBE Unlimited 5.56 NATO AR-15 Crush Washer, Black - ARCW-556

Ballistic Advantage Modern Series .223 Rem/5.56 16" Carbine Barrel, QPQ - BABL556014M - Ballistic Advantage

Ballistic Advantage Modern Series .223 Rem/5.56 16" Carbine Barrel, QPQ - BABL556014M

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Ballistic Advantage

Ballistic Advantage Modern Series AR-15 Barrel 16" .223 Mid-Length QPQ - Ballistic Advantage

Ballistic Advantage Modern Series AR-15 Barrel 16" .223 Mid-Length QPQ

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Ballistic Advantage

Ballistic Advantage Modern Series AR-15 Barrel 10.5" 5.56 Carbine-Length QPQ - Ballistic Advantage

Ballistic Advantage Modern Series AR-15 Barrel 10.5" 5.56 Carbine-Length QPQ

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Ballistic Advantage

Ballistic Advantage Performance 16" 5.56 Hanson Profile Mid-Length Barrel for AR-15 Rifle, QPQ - BABL556025F

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Ballistic Advantage

Ballistic Advantage Modern Series 5.56 12.5" Threaded Barrel, QPQ Corrosion Resistant - BABL556024M - Ballistic Advantage

Ballistic Advantage Modern Series 5.56 12.5" Threaded Barrel, QPQ Corrosion Resistant - BABL556024M

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Ballistic Advantage

Ballistic Advantage Performance Series .223 Rem/5.56 11.3" Carbine Barrel, QPQ - BABL556026F - Ballistic Advantage

Ballistic Advantage Performance Series .223 Rem/5.56 11.3" Carbine Barrel, QPQ - BABL556026F

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Ballistic Advantage

Diamondback AR-15 223 Rem & 556 NATO 16" 1:8 Barrel, Black Nitride Finish - 556M16M50B8R - Diamondback

Diamondback AR-15 223 Rem & 556 NATO 16" 1:8 Barrel, Black Nitride Finish - 556M16M50B8R

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Spikes Tactical Cold Hammer Forged Barrel 5.56 NATO / .223 Rem 14.5 Barrel - Spikes Tactical

Spikes Tactical Cold Hammer Forged Barrel 5.56 NATO / .223 Rem 14.5 Barrel

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Spikes Tactical

Ballistic Advantage Performance AR-15 Barrel 10.3".223 Carbine-Length, QPQ - Ballistic Advantage

Ballistic Advantage Performance AR-15 Barrel 10.3".223 Carbine-Length, QPQ

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Ballistic Advantage

Ballistic Advantage Modern Series .223 Rem/5.56 14.5" Mid-Length Barrel, QPQ - BABL556010M - Ballistic Advantage

Ballistic Advantage Modern Series .223 Rem/5.56 14.5" Mid-Length Barrel, QPQ - BABL556010M

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Ballistic Advantage

FN 10" SCAR 16S Barrel, 1:7, .223 Remington - 98802 - Fnh

FN 10" SCAR 16S Barrel, 1:7, .223 Remington - 98802

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Rosco Bloodline 10.5" Barrel, 5.56x45mm - SPBL105556BCGGTCNGB001 - Rosco Manufacturing

Rosco Bloodline 10.5" Barrel, 5.56x45mm - SPBL105556BCGGTCNGB001

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Rosco Manufacturing

Ballistic Advantage Modern Series AR-15 Barrel 18" .223 Rifle-Length, QPQ - Ballistic Advantage

Ballistic Advantage Modern Series AR-15 Barrel 18" .223 Rifle-Length, QPQ

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Ballistic Advantage

Rosco Bloodline 11.5" Barrel, 5.56x45mm - SPBL115556BCGGTCNGB001 - Rosco Manufacturing

Rosco Bloodline 11.5" Barrel, 5.56x45mm - SPBL115556BCGGTCNGB001

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Rosco Manufacturing

Rosco Manufacturing Bloodline Barrel 556NATO 11.5" Black 1:7 BL-115-M4-556-7-C - Rosco Manufacturing

Rosco Manufacturing Bloodline Barrel 556NATO 11.5" Black 1:7 BL-115-M4-556-7-C

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Rosco Manufacturing

Ballistic Advantage Performance AR-15 Barrel 16" .223 Rem Mid-Length Barrel - Ballistic Advantage

Ballistic Advantage Performance AR-15 Barrel 16" .223 Rem Mid-Length Barrel

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Ballistic Advantage

Daniel Defense .223 Rem/5.56 14.5" Stripped Mid-Length Barrel, Black Phosphate - 077-19125-018 - Daniel Defense

Daniel Defense .223 Rem/5.56 14.5" Stripped Mid-Length Barrel, Black Phosphate - 077-19125-018

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Rosco Manufacturing Bloodline Barrel 556NATO 10.5" Black 1:7 BL-105-M4-556-7-C - Rosco Manufacturing

Rosco Manufacturing Bloodline Barrel 556NATO 10.5" Black 1:7 BL-105-M4-556-7-C

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Rosco Manufacturing

Daniel Defense 5.56 10.3" Government Profile Stripped Barrel, Black - 07-077-16176-018

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FN America AR-15 10.5" Barrel, 1:7 Twist Button Broached, Black - 20100037 - Fnh

FN America AR-15 10.5" Barrel, 1:7 Twist Button Broached, Black - 20100037

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Rosco Bloodline 12.5" Barrel, 5.56x45mm - SPBL125556BCGGTCNGB001 - Rosco Manufacturing

Rosco Bloodline 12.5" Barrel, 5.56x45mm - SPBL125556BCGGTCNGB001

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Rosco Manufacturing

Ballistic Advantage Classic Series 10.3" AR-15 Barrel, 5.56x45mm - BABL557103MC - Ballistic Advantage

Ballistic Advantage Classic Series 10.3" AR-15 Barrel, 5.56x45mm - BABL557103MC

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Ballistic Advantage

Faxon Firearms Duty Barrel 5.56x45mm 16", Black - Durable and Reliable Upgrade - 15A58M16NPQ - Faxon Firearms

Faxon Firearms Duty Barrel 5.56x45mm 16", Black - Durable and Reliable Upgrade - 15A58M16NPQ

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

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