“Ballistic Advantage BABL65CR18PQ Premium Series 6.5 Creedmoor 18″ Threaded Hanson Profile, Midlength with .875″ Low Pro Gas Block, Black QPQ 4150 Chrome Moly Vanadium Steel, Fits AR-10” has been added to your cart. View cart

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January 16, 2026Diamondback 300P10H50B8R DB Barrel 300 Blackout 10″ Pistol-Length Black Nitride 4150 Chrome Moly Vanadium Steel
$100.10
Diamondback 300P10H50B8R DB Barrel 300 Blackout 10″ Pistol-Length Black Nitride 4150 Chrome Moly Vanadium Steel
12 in stock
SKU: TSW|148388
Category: AR Barrels
Replace your barrel, or finish your build with this 10″ black nitride barrel from Diamondback! Made of 4150 CMV with a pistol-length gas system.
| UPC | 815875019190 |
|---|---|
| Manufacturer | Diamondback Firearms |
| Manufacturer Part Number | 300P10H50B8R |
| Length | 10" |
| Model | DB Barrel |
| Rate of Twist | 1:8" |





