Bravo Company AR-15 Barrel 18" 5.56 NATO 1:8 Rifle Length MK12 SPR Profile
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Bravo Company
Overview
The Bravo Company AR-15 Barrel is an 18-inch barrel designed for 5.56 NATO caliber, featuring a rifle-length gas system and a 1:8 twist rate that stabilizes a variety of bullet weights. The SPR profile allows for a balance between weight and accuracy, making it suitable for precision shooting. This barrel is commonly found in builds that utilize a rifle-length gas system and are chambered in 5.56 NATO, making it a solid choice for those looking to enhance their rifle's performance.
Specifications
Bravo Company AR-15 Barrel 18" 5.56 NATO 1:8 Rifle Length MK12 SPR Profile
October 2026 on GunPartPicker
Bravo Company AR-15 Barrel 18" 5.56 NATO 1:8 Rifle Length MK12 SPR Profile ranked #131 of the 329 barrels builders added on GunPartPicker in October 2026. Builders have added it to their builds on GunPartPicker. Since April 2026, it ranks #258 of the 1,047 barrels builders have added.
Availability is good: it was in stock at one retailer or another nearly every time we checked in October 2026, and today both retailers we track have it in stock. Prices barely moved in October 2026, holding around $324, with no real sale all month. Buying today, the lowest price is $324 at Bravo Company USA, which matches the best price we saw in October.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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Frequently Built With
The part most often added in each category by the builds that include this one
Bravo Company M16 Bolt Carrier Group Black
Radian A-DAC 15 Stripped Lower Receiver, Brown - R0389
Triggertech Adaptable AR Primary Short 2-Stage Traditional Curved Trigger w/ Bolt Release for AR Bolt Action Rifle, Black - AROTBB25NNC
Radian Weapons AR-15 Raptor-Lt Ambidextrous Charging Handle Black
Wilson Combat AR-15 Billet Upper Receiver
Daniel Defense Overmolded Pistol Grip Mil-Spec+ (No Trigger Guard) - Mil-Spec+ Brown
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with this product.
Builds Featuring This Part
See all builds →Builds in the community that include the Bravo Company Ar-15 Barrel 18" 5.56 Nato 1:8 Rifle Length Mk12 Spr Profile
| Build | Parts | Total |
|---|---|---|
 | 15 | $3668.90 |
 | 23 | $2478.99 |
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