Resolute Mk4 300BLK Assembled Upper Rcvr 16.1" Bbl Black
$452.49 at Ammunition Depot · 5 stores
In stock
Stag Arms AR-15 Tactical Upper Receiver .300 AAC Blackout 8in Barrel GOV-CMV Profile 1-7 Twist 1/2x28 Left Hand VG6 Delta Black
No ratings yetBest price
$479.99at OpticsPlanet
Out of stock Sale checked Oct 21, 2026
In stock now instead
- Resolute Mk4 300BLK Assembled Upper Rcvr 16.1" Bbl Black $452.49at Ammunition Depot
- DPMS Kitty Kat C7 .300 AAC Blackout 7.5 inch Upper Receiver $443.37at OpticsPlanet
- Resolute Mk4 300BLK Assembl Upper 14.5"bbl W/P&W Brake BLK $519.99at OpticsPlanet
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet | $479.99Salechecked Oct 21, 2026 | Out of stock | Buy at OpticsPlanet |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Similar upper receivers in stock
This part is out of stock at every store we track. These similar upper receivers are in stock, with today's prices.
DPMS Kitty Kat C7 .300 AAC Blackout 7.5 inch Upper Receiver
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Andro Corp Industries AR-15 Complete M-LOK Upper Receiver with Flash Hider Assembly .300BLK 24.75in 16in Barrel Medium Pistol Length 1-7 Twist 5/8x24
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In stock
Price history
Dashed line = out of stock. Tracking since Oct 16, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| OpticsPlanet | $479.99 | $479.99 | $479.99 |
Since Oct 16, 2026.
About this part
The Stag Arms AR-15 Tactical Upper Receiver .300 AAC Blackout 8in Barrel GOV-CMV Profile 1-7 Twist 1/2x28 Left Hand VG6 Delta Black is an 8" 300 Blackout upper receiver from Stag Arms. One store lists it, OpticsPlanet at $479.99.
Fits and works with
- Caliber
- 300 Blackout · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
- Muzzle thread
- 1/2x28 · Muzzle devices
- Barrel length
- 8" · Handguards
Specifications
- Manufacturer
- Stag Arms
- Color
- Black
- Platform
- AR-15
- Caliber
- 300 Blackout
From the manufacturer
Stag Arms AR-15 Tactical Upper Receiver .300 AAC Blackout 8in Barrel GOV-CMV Profile 1-7 Twist 1/2x28 Left Hand VG6 Delta Black. The handguard provides an uninterrupted picatinny rail along the top which allows room for sights optics and accessories the shooter may require. Specifications for Stag Arms AR-15 Tactical Left Hand Upper Receiver: Manufacturer: Stag Arms Barrel Profile: Government Gas System Length: Carbine Length Barrel Twist Rate: 1-7 Muzzle Device: VG6 Delta Finish: Anodized Fabric/Material: Metal Gas Block Journal Size-Diameter: .750 in Handguard Length: 13.5 in Gun Rail: Picatinny Gun Type: Rifle Gun Make: AR Platform Gun Model: AR-15 Bolt Carrier Group Included: No Charging Handle Included: No Magazine Included: No Condition: New Included Accessories: Standard Country of Origin: USA Mount Type: Picatinny Threads per Inch: 1/2x28 Hand: Left Package Contents: Stag Arms AR-15 Tactical Left Hand Upper Receiver What firearm models does the manufacturer say Stag Arms AR-15 Tactical Left Hand Upper Receiver is compatible with? The manufacturer says that Stag Arms AR-15 Tactical Left Hand Upper Receiver is compatible with AR-15Stag Arms AR-15 Tactical Upper Receiver .300 AAC Blackout 8in Barrel GOV-CMV Profile 1-7 Twist 1/2x28 Left Hand VG6 Delta Black STAG15112122
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