16" 1:7 Chrome Lined 4150 M4 Flattop Complete Upper, Front Sight Base
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16" 1:9 Fluted HBAR Flattop Complete Upper, Front Sight Base
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16" 1:9 Fluted HBAR Flattop Complete Upper, Front Sight Base
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7.5" 1:8 .300 BLK HBAR Flattop Complete Upper, Gas Block
$671.99
In stock
SKU
ARBU240C
Our 7.5" .300 Blackout HBAR Complete Upper starts with our .300 Blackout chambered 7.5" HBAR barrel made from 4140 chrome moly steel utilizing the pistol length gas system. This nitrided barrel is attached to our flattop upper and uses our pistol length free floating aluminum handguards. The upper is fully assembled with our charging handle and semi-auto bolt carrier group. All parts are completely made in the USA.
| Caliber | .300 Blackout |
|---|---|
| Twist Rate | 1:8 Right Hand |
| Barrel Length | 7.5" |
| Barrel Type | Heavy Barrel |
| Barrel Material | 4140 Chrome Moly |
| Barrel Features | Black Nitride Finish |
| Upper Receiver Type | Flattop |
| Upper Receiver Material | Forged Aircraft 7075 T6 Aluminum |
| Upper Receiver Coating | Type III Anodize |
| Upper Receiver Features | "T"-Marks, Brass Deflector, Forward Assist, M4 Feedramps |
| Sight / Gas Block | Picatinny Rail Gas Block |
| Muzzle Device | A-2 Flash Hider |
| Handguard | FREE FLOAT PISTOL HANDGUARD |
| Charging Handle | Standard Charging Handle |
| Bolt Carrier Group | AR15 Bolt Carrier Group |
| Modes of Fire | Semi - Automatic |
| Country of Manufacture | United States |
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