Tacfire 7" Complete Upper Assembly 5.56x45mm 1:8, Black - BU-556-7
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TacFire
Overview
The Tacfire 7" Complete Upper Assembly is designed for AR-15 platforms and features a 7-inch barrel chambered in 5.56 NATO with a 1:8 twist rate, which provides excellent stability for a range of bullet weights. This complete upper is ready to install, making it a convenient choice for builders looking to create a compact and agile firearm. Commonly found in builds with a carbine gas system, this assembly is ideal for those seeking a lightweight and maneuverable option for tactical or close-quarters applications.
Specifications
Frequently Built With
Based on build data
Strike Industries Extended Bolt Catch
Smith & Wesson M&P15 Complete Lower 5.56x45mm/.223 Remington, Black - 812002
Bravo Company M16 Bolt Carrier Group Black
CMMG AR-15 HD Pivot and Takedown Pin Parts Kit - 55AFF3B
Sharps Bros Showdown Stripped Lower Receiver - Black, Unique Design and High-Performance for Custom AR Builds - SBLR11
Aero Precision Ar-15 Breach Charging Handle Ambidextrous Small Levers
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.
CaliberBased on real build data showing which calibers builders choose alongside this product.
| Product | Category | Times Built Together |
|---|---|---|
| Strike Industries Extended Bolt Catch | 14 | |
| Smith & Wesson M&P15 Complete Lower 5.56x45mm/.223 Remington, Black - 812002 | 12 | |
| Bravo Company M16 Bolt Carrier Group Black | 12 | |
| CMMG AR-15 HD Pivot and Takedown Pin Parts Kit - 55AFF3B | 12 | |
| Sharps Bros Showdown Stripped Lower Receiver - Black, Unique Design and High-Performance for Custom AR Builds - SBLR11 | 11 | |
| Aero Precision Ar-15 Breach Charging Handle Ambidextrous Small Levers | 10 |
| Platform | Percentage |
|---|---|
| AR-15 | 100% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 100% |
Builds Featuring This Part
See all 1 →Builds in the community that include the Tacfire 7" Complete Upper Assembly 5.56x45mm 1:8, Black - BU-556-7
| Build | Parts | Total |
|---|---|---|
 | 17 | $1674.08 |
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