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Gibbz Arms MG4 AR-15 Side Charging Upper Receiver - Gen 3 Charging Handle

AR-15 Stripped Upper Receiver

Out of stock

Gibbz Arms MG4 AR-15 Side Charging Upper Receiver - Gen 3 Charging Handle


***This product ships from another warehouse location and not available at our retail store. Orders will take an additional 2-3 business days for processing, please be aware when choosing your shipping method**

The G4 Uppers come standard with a hard anodized black coating (MIL-SPEC MIL-A-8625 Type III).

Product Description

  • New Gen 3 latching charging handle, Patent Pending
  • Billet machined from 7075-T6 Aluminum.
  • Larger Shell deflector
  • Ejection port dust cover
  • Uses all Mil-Spec and most Custom Bolt Carriers without modification
  • Full 15 Slot Picatinny Rail
  • Rear Bolt carrier door to allow for easy bolt carrier removal and still keeping gasses in during operation (important for suppressed fire)
  • Compatible with Mil-Spec and most other lower receivers.
  • Included is our Enhanced Cam Pin which is optimized for our side charging upper with Melonite coating.
  • Charging handle cover for keeping operating gasses in (also important for suppressed fire)
  • Protected by Patent No. 9,310,146
  • Manufactured in the USA (Arizona) by GIBBZ Arms.
  • Weight: 15.2 oz.
  • Dimensions: 8.9 x 2.9 x 2.9 in

Please NOTE: You MUST use the G4 Enhanced Cam Pin in the G4 Side Charging Uppers! Use of a Standard Cam Pin will cause the Bolt Carrier Group to lock up in the G4 Upper Receiver and be VERY difficult to remove and could damage the Upper Receiver. Upper not compatible with hand guards featuring anti-rotation tabs without modification.

More Information
Product Type AR-15 Stripped Upper Receiver
Manufacturer Gibbz Arms