Upper Receiver “Enhanced” Forged (Stripped)


Our SOT Enhanced Reduced Weight Forged A4 Upper Receivers are an ideal start to any build! They are precision machined with extended M4 feed ramps to enhance reliability and Milled Picatinny.

In stock



Our A4 “Enhanced” Upper Receiver is machined from 7075 T6 aluminum forging and is Type III Hard Coat anodized and features Deep Extended “M4″Feed Ramps cut in them for enhanced feeding reliability as well as an Ultra Smooth Bore for smooth Charging Handle and Bolt Carrier Manipulation & Cycling.  Featuring a Deep Dished machined Top Picatinny for Reduced Weight and Sleek Looks.  Machined to Mil-spec Requirements with our SOT logo laser engraved on the tongue of receiver.

  • Precision Machined
  • Ultra Smooth Bore & Charging Handle Channel
  • Milled Dished Machined Upper Picatinny
  • Reduced Weight (6.7oz)
  • Our Enhanced Uppers have Deep Extended (M4) Feed Ramps for Enhanced Feeding Reliability
  • Machined from 7075 T6 Aluminum Forging
  • Mil-Spec Type III Hard Coat anodized
  • SOT logo laser engraved on Upper
  • Does NOT include (Forward Assist or Ejection Port Door)


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