Diamondback 18" 6.5 Grendel AR-15 Barrel, Mid-Length Gas, Black Nitride 4150 CMV 65M18M50B8R

SKU: FLX-148377

Vendor Diamondback
Regular price $145.95
Sale price $145.95 Regular price $148.18
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Product Description

Replace a worn barrel or complete your next AR-15 build with the Diamondback DB Barrel in 6.5 Grendel. This 18-inch, mid-length gas barrel is crafted from durable 4150 chrome moly vanadium (CMV) steel and finished in black nitride for enhanced wear and corrosion resistance. A medium profile, 1:8 twist, and 5R button rifling help deliver consistent performance, while M4 feed ramps support smooth feeding.

Product Highlights

  • 18-inch 6.5 Grendel AR-15 barrel with a mid-length gas system for a balanced shooting setup
  • 4150 chrome moly vanadium (CMV) steel construction for strength and long service life
  • Black nitride finish for improved corrosion resistance and reduced wear
  • 1:8 twist rate with button-rifled 5R rifling designed for accuracy and consistency
  • Medium profile barrel with M4 feed ramps and 5/8x24 muzzle threads for common 6.5 Grendel devices

Specs

  • Brand: Diamondback
  • Model: DB Barrel
  • Manufacturer Part Number: 65M18M50B8R
  • UPC: 815875019084
  • Platform: AR-15
  • Caliber: 6.5 Grendel
  • Barrel Length: 18 in
  • Gas System Length: Mid-Length
  • Barrel Profile: Medium
  • Barrel Material: 4150 Chrome Moly Vanadium (CMV) Steel
  • Finish/Coating: Black Nitride
  • Twist Rate: 1:8
  • Rifling: Button Rifled 5R
  • Muzzle Threads: 5/8x24
  • Feed Ramps: M4

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