10.5″ Carbine Upper with JAVELIN-9″ M-LOK Rail

5.00 out of 5
(1 customer review)


10.5″ Forged Upper with JAVELIN-9-M-LOK Rail System, M4 Nickel Boron Extension and more!

In stock


Forged (Nitride Premium) Upper

  • Barrel 10.5″ 4150 CrMoVa (NATO Chamber)(HP/MP)
  • Barrel Nitride Treated (inside & out)
  • Chambered in 5.56 NATO
  • {Nickel Boron} M4 Extended Feed Ramps
  • Nickel Boron M4 Barrel Extension
  • 6 Groove Rifling
  • 1:7 Twist Rate
  • Carbine, Nitride Treated Gas System
  • Nitride Gas Tube
  • 1/2×28 Thread Pitch
  • Tuned Gas Port
  • Nitride Treated Micro Gas Block with .750 seat
  • Forged Upper Receiver
  • Hand Guard Type: SOT JAVELIN-9-M-LOK Ultra Light Free Floating Rail System
  • Shot Peened and MPI tested bolt
  • NITRIDE M16 carrier with properly staked carrier key (HP/MP)
  • Forged Charging Handle
  • A2 (Nitride Treated)
  • Government Barrel Profile

SOT JAVELIN-9″ (M-LOK) Rail System:

The SOT (Javelin-9-M-LOK)” Rail System has an overall length of 9.2″. It is  a cutting edge, highly refined rail system that blends state of the art custom precision CNC machining along with ultra aggressive Stealth like design. The Javelin is machined out of a one piece billet aluminum extruded rail which is much stronger and more rigid than 2 piece rail systems. The Javelin series boasts with aggressive good looks as well as being tough enough to handle any mission all while weighing in at only 7.3oz.! The Javelin-9 M-LOK Provides (6) Sling Swivel Attachment Points in total; (3) Front (QD points) that are integrated into the left, right and bottom as well as(3) QD points on the Rear that are integrated into the left, right and bottom as well.

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

1 review for 10.5″ Carbine Upper with JAVELIN-9″ M-LOK Rail

  1. 5 out of 5

    Ryan Riley (verified owner)

    This upper was way better then expected! Very light weight and has an exceptionally mean look to it! I run this upper with a Fostec echo to binary trigger system and I have dumped well over 2000 rounds so far and haven’t had a single issue… highly recommended 100%

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