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  M4E1 Threaded Complete Upper, 14.5" 5.56 Mid Barrel, ATLAS R-ONE 12" M-LOK HG

  Out of stock
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  M4E1 Threaded PRO Complete Upper w/ 12.5" 5.56 CHF Mid-Length

  Out of stock
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  M4E1 Threaded PRO Complete Upper w/ 16.3" 5.56 CHF Mid-Length

  Out of stock
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  M4E1 Threaded PRO Complete Upper w/ 13.7" 5.56 CHF Mid-Length

  Out of stock
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  M5 (.308) Assembled Upper Receiver - Anodized Black

  Out of stock
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  M4E1 Threaded No FA Complete Upper, 10.5" 5.56 Carbine, 9.2" M-LOK ATLAS R-ONE

  Out of stock
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  M4E1 Threaded Assembled Upper Receiver - Sniper Grey Cerakote

  Regular Price$149.99Sale Price$92.99
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  M5 Complete Upper, 16" .308 Mid SS Barrel, ATLAS R-ONE 15" M-LOK HG

  Out of stock
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  M4E1 Threaded Complete Upper, 10" .300 Blackout Barrel, ATLAS R-ONE 9" FDE

  Out of stock
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  M4E1 Threaded No FA Complete Upper, 16" 5.56 Mid, 15" M-LOK ATLAS R-ONE

  Regular Price$504.99Sale Price$429.24
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  Aero .308 / 7.62 Bolt Carrier Group, No Logo - Nickel Boron

  Out of stock
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  M5 Complete Upper, 16" .308 Mid Barrel, ATLAS R-ONE 15" M-LOK HG - FDE Cerakote

  Out of stock
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  5.56 Bolt Carrier Group, Complete - Black Nitride

  Out of stock
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  M4E1 Threaded Complete Upper, 10.5" 5.56 Barrel, ATLAS R-ONE 9" M-LOK HG

  Out of stock
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  M5 Complete Upper, 20" .308 Rifle Barrel, ATLAS R-ONE 15" M-LOK HG - FDE

  Out of stock
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  M5 18" .308 Rifle Length Complete Upper w/ 15" ATLAS R-ONE, BREACH® CH

  Out of stock
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  16" 5.56 M4 Carbine Length Complete Upper w/ Phosphate BCG and CH

  Out of stock
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  M4E1 Threaded Complete Upper, 11.5" 5.56 Barrel W/ ATLAS R-ONE (W BCG AND CH)

  Out of stock

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