Quality AR 15 uppers, AR15 parts, AR-15 rifle manufacturer. Friday Harbor, WA
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16" M4 1:7 Melonited LumaShark(TM) Upper
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Your Price $829.99
The LumaShark(TM) is an Illuminated, weaponized, 12" free float hand guard whose patented features have eliminated the need for bulky bolt on flashlights on the AR Platform. It is the ultimate tactical AR15 hand guard on the market to date!
Upper Assembly:

  • Hardened Arms M4 Feed Ramp Flat Top Receiver
  • Black anodized mil-spec finished upper receiver
  • Feed ramps for increased feeding reliability on barrel and upper
  • Laser etched T-Marked upper receiver
  • Chrome Moly 5.56 High End Barrel
  • Black Melonite Finish
  • 1/7 Barrel Twist
  • Chambered in 5.56 NATO (will also fire .223 ammo)
  • 16" M4 Profile barrel with M4 Extension
  • .750" diameter at gas block
  • 1/2x28 threaded muzzle/barrel
  • Low profile gas block
  • Barrel dimpled to secure gas block
  • Carbine length gas system
  • A2 flash hide
  • 12" LumaShark(TM) Hand Guard, Free float 12" hand guard with 2 lights
    *Ergonomic built in dual 1150 lumen Illumination
    *T6061 Aluminum hand guard with proprietary barrel nut
    *6061-T6 Type II Anodized
    *Ships with Two CREE 1150 lumin lights
    *Gloved hand On/off buttons
    *IP68 Waterproofing to 16 feet
    *Ships with CR123a standard batteries
       (compatible with CR123a rechargeable)
    *MLOK slots for additional accessory mounting
    *Keychain tool for quick bulb changes
    *1.8 IP to allow room for suppressor options
    *Light weight (19.84 ounces with batteries installed

    Mission specific options available for an additional fee:
     flush On/Off buttons
     Pressure Pad (single or double format)
     Red Laser

    Proudly machines and assembled in the USA
Fits any mil-spec AR15 lower receiver
Hardened Arms uppers are high end, accurate, head spaced, inspected and test fired prior to shipping. They are built using stringent specs, top quality parts and procedures to ensure maximum reliability and performance.

You are responsible for knowing your state laws regarding barrel lengths, pistol, Short barreled rifle restrictions. A 20% restocking fee will apply anytime after ordering if you can not take delivery due to state restriction. Dealer programs are available on our website. Two year warranty against manufacturer defects. Finishes will wear with use, no warranties apply to finish wear.
515 Tucker Ave, Friday Harbor, WA 98250 | sales@hardenedarms.com
Phone: 425-530-0837