Tacfire 7" Complete Upper Assembly .45 ACP 1:16, Black - BU-45ACP-7
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TacFire
Overview
The Tacfire 7" Complete Upper Assembly is designed specifically for .45 ACP builds on the AR-9 platform, providing a compact and efficient option for shooters looking to enhance their firearm. With a 7-inch barrel and a 1:16 twist rate, this upper assembly is optimized for stability and accuracy, making it suitable for various shooting applications. This upper is commonly found in builds featuring a mid-length gas system, ensuring reliable cycling and performance.
Specifications
Tacfire 7" Complete Upper Assembly .45 ACP 1:16, Black - BU-45ACP-7
August 2026 on GunPartPicker
Tacfire 7" Complete Upper Assembly .45 ACP 1:16, Black - BU-45ACP-7 ranked #42 of the 690 upper receivers builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #69 of the 1,633 upper receivers builders have added. Builds with this upper receiver are nearly all chambered in .45 ACP and nearly all AR-9.
It was in stock most days in August 2026, and today 4 of the 5 retailers we track have it in stock. It dipped to $275.99 at KY Gun Company for a stretch in August 2026, under its usual $295.08 to $309.99, so sales do come around. Buying today, the lowest price is $252.88 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 25 builds that include this one
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