Quality AR 15 uppers, AR15 parts, AR-15 rifle manufacturer. Friday Harbor, WA
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AR15 Rifle - 16" 5.56mm 1/9 M4 Piston Quad Rail Rifle
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Your Price $999.99
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Looking for the ergonomics and accuracy of an AR15, but the clean/reliable functioning of an AK47? Gas Piston systems are the answer, venting all the gas to cycle the weapon at the gas block keeping the action much cleaner. Featuring a forward porting adjustable gas block, a single piece carrier and our 10" Tactical Quad Rail.

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
  • 4150CMV Mil-Spec Steel 5.56 Barrel Machined In House
  • Black Melonite Finish
  • 1/9 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
  • Adjustable Gas Piston System Pinned to Barrel for duty grade install
  • Single Piece Bolt Carrier
  • Carbine length gas system
  • A2 flash hider
  • Tactical Quad Rail free float 10" hand guard without end cap
  • Mil-Spec Charging Handle

Hardened Arms Forged Lower:

  • Mil-Spec 7075 Forged Lower
  • Mil-Spec Dimensions
  • Mil-Spec Lower Parts Kit Installed
  • M4 Collaspible Stock Installed
  • Works with all standard AR15 magazines    

Hardened Arms rifles 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 rife restrictions, and rifles. 20% restocking fees 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.

Rifles must ship to FFL in your state, and may take up to 4 weeks for delivery. Magazine shown is not included with purchase.
515 Tucker Ave, Friday Harbor, WA 98250 | sales@hardenedarms.com
Phone: 425-530-0837