“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

LBE Unlimited ARPSR Front Sight Post Front AR-Platform Black
March 25, 2026
Magpul MAG680-BLK ZHUKOV-U Handguard Black Polymer w/Aluminum Chassis 10.20″
March 25, 2026Diamondback 65M18M50B8R DB Barrel 6.5 Grendel 18″ Mid-Length Black Nitride 4150 Chrome Moly Vanadium Steel
$140.40
Diamondback 65M18M50B8R DB Barrel 6.5 Grendel 18″ Mid-Length Black Nitride 4150 Chrome Moly Vanadium Steel
7 in stock
SKU: TSW|148377
Category: AR Barrels
Replace your barrel, or finish your build with this 18″ black nitride barrel from Diamondback! Made of 4150 CMV with a mid-length gas system.
| UPC | 815875019084 |
|---|---|
| Manufacturer | Diamondback Firearms |
| Manufacturer Part Number | 65M18M50B8R |
| Length | 18" |
| Model | DB Barrel |
| Rate of Twist | 1:8" |





