TacFire Rifle Upper Assembly .300 AAC Blackout 16 Barrel
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TacFire
Overview
The TacFire Rifle Upper Assembly features a complete design specifically for the .300 AAC Blackout caliber, making it compatible with AR-15 platforms. With a 16-inch barrel, this upper assembly is optimized for a balance of maneuverability and ballistic performance, suitable for various shooting applications. This assembly is commonly used in builds focused on home defense and tactical use, where the .300 Blackout's versatility shines.
Specifications
TacFire Rifle Upper Assembly .300 AAC Blackout 16 Barrel
August 2026 on GunPartPicker
TacFire Rifle Upper Assembly .300 AAC Blackout 16 Barrel ranked #109 of the 690 upper receivers builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since March 2026. All time, it ranks #88 of the 1,642 upper receivers builders have added. Builds with this upper receiver are nearly all chambered in 300 Blackout, nearly all on pistol-length gas, and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today 4 of the 5 retailers we track have it in stock. The best price crept up from $264.42 to $309.99 over August 2026. Buying today, the lowest price is $264.42 at BattleHawk Armory, which matches the best price we saw in August.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Frequently Built With
The part most often added in each category by the 20 builds that include this one
PSA Complete Lower 300BO, JAKL, MOE EPT w/o Brace, Smoke
FAXON Firearms 5.56 M16 Bolt Carrier Group Nitride TIN PVD
Magpul AR-15 MOE Stock Collapsible Mil-Spec Black
Aero Precision AR-15 Breach Charging Handle Ambidextrous Small Levers
Rise Armament Super Sporting AR15/10 Single Stage Trigger - Flat - Dtom Special Edition
Magpul AFG-2 Angled Fore Grip - Black
Builds Featuring This Part
See all 1 →Builds in the community that include the TacFire Rifle Upper Assembly .300 AAC Blackout 16 Barrel
| Build | Parts | Total |
|---|---|---|
 | 12 | $2700.55 |
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