Tacfire Complete Upper with BCG .300 Blackout 8″ Black
$283.53
The Tacfire Complete Upper in .300 AAC Blackout delivers compact firepower with an 8″ barrel and a pistol-length gas system, ideal for close-quarters engagements. Featuring a 1-8 twist rate and a free float handguard, this upper ensures accuracy and versatility on the range or in the field. Ready to attach with a threaded 5/8×24 muzzle, it’s the perfect upgrade for your AR-15 platform.
5 in stock
Features:
- Complete AR-15 Upper Receiver
- .300 AAC Blackout
- Barrel Length: 8"
- Barrel Twist Rate: 1-8
- 8" Free Float Handguard
- Pistol Length Gas System
- Threaded 5/8×24
- A2 Style Muzzle Device
- Black Finish
| Weight | 3.550 lbs |
|---|---|
| Dimensions | 21.250 × 3.000 × 3.000 in |
| Manufacturer | Tacfire Inc. |
| Caliber | .300 Blackout |
| Barrel Length | 8 |
| Twist Rate | 1-8 |
| Thread Pattern | 5/8×24 |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

Reviews
Clear filtersThere are no reviews yet.