MPN: 300M7T 6.5F


  • Fluted body confidently lighten your barrel without sacrificing accuracy
  • V Seven ultra-match lapped
  • Made from 416R stainless steel: Rockwell C 30-32 hardness
  • True improved .30 cal barrel extension
  • Extended feed ramps with Melonite finish ensuring reliable feeding
  • Comes with a pin-ready V7 Grade 5 Titanium Proprietary Gas Block and a V7 Proprietary Inconel Straight Gas Tube

*A barrel that is shorter than 16" is only for use on a pistol configuration firearm or a NFA registered Short-Barreled Rifle (SBR). All NFA laws apply!


  • Caliber: .300 Blackout
  • Length: 6.5"
  • Profile: Medium
  • Gas Seat: 0.750"
  • Gas Placement: Pistol-Length (6.25" Gas Tube)
  • Twist Rate: 1:7 Poly Rifling
  • Weight: 12.91 oz.
  • Material: 416R Stainless Steel
  • M4 Feed Ramps: Yes
  • Muzzle Thread Pattern: 5/8"-24
  • Finish: Non-Glare Bead Blasted


  • AR-15 upper receiver


  • 1x V Seven Fluted 300 Blackout 6.5-Inch Barrel
  • 1x V7 Grade 5 Titanium Proprietary Gas Block
  • 1x V7 Proprietary Inconel Straight Gas Tube (6.25")
  • 1x Gas Tube Roll Pin
  • 1x Gas Block Set Screw
  • 1x Gas Block Dowel Pin


When you're ready to add the ultimate, compact SBR or AR pistol to your collection, one cartridge rises to the top of the pack. That round would be the 300 Blackout. A V Seven lightweight 300 Blackout barrel on your AR upper gives you a compact weapon that packs a punch.

Stout Meets Sexy: V7 Lightweight 300 Blackout Barrel

V Seven starts with high-quality 416 R stainless steel that is hardened to between 30 to 32 on the Rockwell scale. With a starting point like that, you know quality is their ultimate goal. Combine that with a 1:7 rate of twist in its V Seven ultra-match rifling, and your 300 Blackout short barrel means business. In order to meld form with function V Sevens lightweight 300 Blackout barrel sports symmetrical flutes. Its streamlined grace is bolstered by the rigidity designed into your new fluted 300 Blackout barrel. Your V Seven fluted 300 Blackout barrel kicks in another custom touch with its Grade 5 Titanium gas block. Instead of simply an afterthought, V Sevens gas block is fluted to match its barrel and is pinned in place. No set screws here, this gas system is designed to be rock solid.

Quality Means Everything

Let's confront the elephant in the room, price means something. If you're going to pay for it, you better get it. V Seven goes past the goalposts to deliver, and you will get more than you ever bargained for. If you decide to go cheap, you will be stuck with regrets; while going with the V Seven 300 Blackout short barrel, you will quickly see that quality shines. Long story short, that home defense dream is within your grasp with a fluted 300 Blackout barrel.

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