Defender II 5.56 1x7 16" Rifle Upper Bundle M-LOK


0KG Defender II 5.56 16" Rifle Upper Bundle

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Buffer Option

Rifle Foregrip Option

Pistol Grip Option

Rifle Stock Option

Sight Option

5.56/300BO Trigger Set Option

Defender II 5.56  Rifle Upper 16" 1x7 Barrel 14" M-Lok Hand Guard with LPK and 6 Position Stock Set Bundle

All the parts needed to build a complete AR Rifle less a stripped lower

  • 16" 4150  1x7 5.56 Barrel
  • T-Marked Upper with M4 Feed Ramps
  • Steel Micro Gas Block, and Carbine Length Gas Tube
  • 15" 7075 T6 Aluminum Free Float M-LOK Hand Guard
  • A2 Flash Hider


  • BCG is a M16 Style, MPI Tested Bolt Nitride QPQ finish
  • Standard Charging Handle
  • Lower Parts Kit
  • Mil-Spec Buffer Tube, Buffer, Recoil Spring, Castle Nut, Back Plate, and Stock Body

All Uppers are Head Spaced and Test Fired
All Uppers come with Warranty: for details please see our Customer Service page or email us.
Please Note: Your order will be cancelled if you purchase a COMPLETE LOWER and COMPLETE UPPER in the same order, even in Knock Down Condition. Please see our Shipping Policy page for a definition of "Knock Down Condition" and our Cancellation Policy.

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