New!! – MG4 Side Charging Upper Receiver

$299.99

Our G4 Uppers come standard with a hard anodized black coating (MIL-SPEC MIL-A-8625 Type III). You can Cerakote them with any of our standard colors for $41.99. The Cerakote will be applied over the anodized finish.

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Description

– GIBBZ Arms Patented Left Side Non-reciprocating Charging Handle Pat. No. 9,310,146
– 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
* Upper not compatible with hand guards featuring anti-rotation tabs without modification. *
IMPORTANT!! 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.

Additional information

Charging Handle Options

Gen 2 Handle (Detent), Gen 3 Handle (Latching)

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