“FN 20-100037 AR-15 5.56x45mm NATO 10.50″ Button Rifled M16 Profile Carbine Length Gas System, Black Phosphate Cold Hammer Forged Chrome Lined” has been added to your cart. View cart

Fierce Firearms ROGSCX7PRC22BRS Carbon Rogue XP 7mm PRC 3+1 22″ Carbon Fiber Match Grade Threaded Barrel, Smoked Bronze Cerakote Steel Drilled & Tapped Receiver, BiPod Rail Forend, Sonora Ambush Camo
September 30, 2026
RRA DS1700 RRAGE 3G 16 15LMOK 223
September 30, 2026Diamondback 300P85H50B8R DB Barrel 300 Blackout 8.50″ Pistol-Length Black Nitride 4150 Chrome Moly Vanadium Steel
$89.70
Diamondback 300P85H50B8R DB Barrel 300 Blackout 8.50″ Pistol-Length Black Nitride 4150 Chrome Moly Vanadium Steel
18 in stock
SKU: TSW|148387
Category: AR Barrels
Replace your barrel, or finish your build with this 8.50″ black nitride barrel from Diamondback! Made of 4150 CMV with a pistol-length gas system.
| UPC | 815875019183 |
|---|---|
| Manufacturer | Diamondback Firearms |
| Manufacturer Part Number | DB300P8.5H50B8-R |
| Length | 8.50" |
| Model | DB Barrel |
| Rate of Twist | 1:8" |




