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VKTR VK-1 5.56 NATO 13.7″ Piston AR-15 Rifle, Pinned SOLGW NOX

UPC: 810155160401

$2,399.00

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Description

Piston guns used to mean extra bulk and a carrier tilt headache. VKTR went a different direction with the VK-1, building a patented low-profile short-stroke piston system that matches the footprint and weight of a standard direct impingement AR. The cup and spigot piston design improves the gas seal, and a staged gas bleed system lets the rifle cycle consistently with a wide range of factory ammo whether you have a can on the muzzle or not. The result is a flatter, cleaner running rifle that does not soak your bolt carrier in carbon every range trip.

Why the 13.7 Inch VK-1 Makes Sense

This version wears a 13.7 inch cold hammer forged barrel with a 1:7 twist, machined cooling flutes, and a Sons of Liberty Gun Works NOX muzzle device pinned and welded in place. You get handling that feels much closer to a short barreled gun while keeping a full-length sight radius of rail up top, thanks to the continuous 15-slot upper rail. The NOX also works with Dead Air Sandman Keymount suppressors, so this setup is ready to host a can the day it comes home. The barrel is thermal fit to the forged upper receiver, which helps accuracy stay consistent even when the gun heats up during longer strings.

VK-1 Details That Set It Apart

VKTR did not cut corners on the small stuff. The one-piece patented bolt carrier runs a revised cam path with a thin dense chrome finish for smooth, consistent lockup. Controls are fully ambidextrous, with heat-treated billet magazine release and bolt catch components built to take abuse. A 12.5 inch M-LOK handguard gives you plenty of room for lights and grips, and the furniture is quality kit out of the box: Magpul SL stock, Magpul K2 grip, and a Radian Raptor charging handle, all wrapped in durable black Armor Cerakote.

Shooting the VKTR VK-1

The Hiperfire single stage trigger breaks around 4.5 pounds, crisp enough for precise work and forgiving enough for fast pairs. At 6.6 pounds bare, the VK-1 carries easily and stays quick on target. This rifle feeds from an included 10 round Gen3 CompMag, and it ships with a hard case and lock so you are set from day one.

Key Specifications

  • Model: VK-1PW
  • Manufacturer Part Number: V31100916604CA
  • UPC: 810155160401
  • Caliber: 5.56 NATO / .223 Rem
  • Barrel Length: 13.7" (16" overall with pinned/welded NOX)
  • Barrel: Cold hammer forged, 1:7 twist, machined cooling flutes
  • Muzzle Device: SOLGW NOX, pinned and welded
  • Operating System: VK-1 short-stroke piston
  • Handguard: 12.5" VK-1 M-LOK
  • Trigger: Hiperfire single stage, 4.5 lb
  • Stock: Magpul SL
  • Grip: Magpul K2
  • Charging Handle: Radian Raptor
  • Capacity: 10+1
  • Finish: Black Armor Cerakote
  • Weight: 6.6 lbs

What’s Included

  • VKTR VK-1 rifle
  • Gen3 CompMag 10-round magazine
  • Hard case
  • Gun lock

Frequently Asked Questions

Can I run a suppressor on the VKTR VK-1 with the pinned NOX?

Yes, that is a big part of the appeal here. The SOLGW NOX muzzle device is compatible with Dead Air Sandman Keymount suppressors, so you can mount a can directly without changing anything. The staged gas bleed in the piston system also keeps the rifle cycling consistently and cuts down on gas blowback when shooting suppressed.

How is the VK-1 piston system different from other piston ARs?

Most piston conversions add weight and bulk over the gas block. VKTR's patented short-stroke design uses a fully supported one-piece op rod and a low-profile removable gas block that matches the footprint and weight of a standard direct impingement AR. You get the cleaner running, cooler bolt carrier benefits of a piston gun without the usual tradeoffs.

Is the NOX muzzle device removable from the VK-1?

No, it is permanently pinned and welded to the barrel, which brings the total barrel length to 16 inches. That is by design on this model. If you want to swap muzzle devices down the road, a gunsmith would need to cut the weld, so plan on the NOX being a permanent part of the package.

What trigger and furniture come installed on the VK-1?

This rifle comes well equipped from the factory. You get a Hiperfire single stage trigger breaking at about 4.5 pounds, a Magpul SL stock, Magpul K2 grip, and a Radian Raptor ambidextrous charging handle. The lower also features fully ambidextrous billet controls, including the mag release, safety selector, and bolt catch.

Additional information

UPC

810155160401

Manufacturer

Manufacturer Part Number

V31100916604CA

Barrel Length

13.7"

Caliber/Gauge

.223 REM/5.56 NATO

Capacity

10 + 1

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