14.5 pinned to 16.01″ OVL Midlength Rifle w/ GPR-12.6″ Rail System


(Nitride Premium Rifle)
14.5 pinned & welded to 16.01″ MidLength Gas System, with 12.6″ GPR-Rail System, CTR Stock, MOE Trigger Guard, A2 Pistol Grip & MBUS Sights.

In stock



  • Barrel is 14.5″ Pinned & welded to 16.01″ OVL
  • Barrel Steel 4150 CMV
  • Chambered in 5.56 NATO
  • Premium Nitride Treatment inside and out (Barrel)
  • {Nickel Boron} M4 Extended Feed Ramps
  • 6 Groove rifling
  • 1:7 Twist Rate
  • MIDLENGTH Gas System with Nitride Gas Tube
  • 1/2×28 Thread Pitch
  • Tuned Gas Port
  • Target Crown
  • Nitride treated Micro Gas Block with .750 seat
  • Forged Upper & Lower Receiver
  • Hand Guard Type: Our GPR-12.6″ Full Quad Free Floating Rail System
  • Shot peened and MPI tested bolt
  • (Nitried) M16 Bolt Carrier Group with properly staked carrier key
  • Forged Charging Handle
  • Phantom Flash Suppressor
  • Magpul Back up iron sights MBUS included
  • Mil-Spec receiver extension Tube
  • End Plate-Staked
  • Carbine Buffer
  • A2 Pistol Grip
  • Magpul CTR Carbine stock (Mil-Spec)
  • Magpul MOE Trigger Guard
  • Custom Barrel Profile
  • One 30 rd mag included If legal in customers State
  • Rifle Case Included
  • Rifle Weight: 6 1/2 lbs Unloaded without optics /ammo
  • Limited Lifetime Warranty

The SOT (GPR-12)” Rail System:

SOT (GPR-12) Overall Length is 12.6″.

Our enhanced features include a  machined one piece aluminum extruded rail which is much stronger and more rigid than 2 piece rail systems. The GPR-12 Provides (8) Sling Swivel Attachment Points; (2) Front, (2) in the Middle and (4) Rear that are integrated into both the left and right side.

Designed to be used in with a (Micro/Low Profile Gas Block) on a (Carbine length or Midlength gas system) or (Front Sight Base with Rifle gas system). This rail system gives the user a more ” rigid” way to mount various accessories available to their AR15 platform. See more..


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