Custom .300 Blackout Upper Receiver Build Component Breakdown
Complete component specification and itemized breakdown for the custom .300 Blackout Upper Receiver Assembly built by Heart of Texas Armory.
| Component Title & Details | SKU / Part # | Price |
|---|---|---|
| Luth-AR Flattop Upper Receiver Assembly Mil-Spec forged 7075-T6 aluminum, fully assembled with forward assist & dust cover |
FTT-EA1 | $129.95 |
| Breek Arms Sledgehammer AR-15 Ambidextrous Gas-Bust Charging Handle (Black) Features dual-latch engagement and gas redirection shelf for suppressed shooting |
BRK6015 | $69.99 |
| RISE Armament Premium M16 Bolt Carrier Group (Black Nitride) Fully assembled M16 cut BCG with durable low-friction nitride finish |
RA-1011-BLK | $145.00 |
| CMMG 8.0" .300 Blackout Pistol-Length AR-15 Barrel (Salt Bath Nitride) 8.0" medium taper, 5/8x24 thread pitch, salt bath nitride finish inside and out |
30D810A | $160.00 |
| Bravo Company USA BCM MCMR-8 M-LOK Free Float Handguard (Black) Slim-profile 6061-T6 aluminum handguard with full-length top rail and M-LOK slots |
BCM-MCMR-8-556-BLK | $176.95 |
| Superlative Arms .750" Adjustable "Bleed-Off" Gas Block (Clamp-On) Patented Bleed-Off technology reduces fouling and blowback for suppressed tuning |
SABO-DI-750CM | $95.00 |
| WMD Guns NitroMet Pistol-Length Gas Tube (Black) Stainless steel tube treated with NitroMet QPQ salt bath nitride finish |
1-NMGTPL | $14.00 |
| Fortis Manufacturing RED Muzzle Brake 7.62mm / .300 BLK (Nitride Black) Precision-machined 4140 steel muzzle brake designed to minimize recoil and muzzle rise |
F-RED-762 | $60.00 |
| Total Parts Value: | $850.89 | |
