Pre-Order Forged MG4 Side Charging Upper Receiver
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Limited Time Introductory Price!!
This is a Pre-Order.
– GIBBZ Arms Patented Left Side Non-reciprocating Charging Handle
– Protected by Patent No. 9,310,146
– Machined from our Custom Forging (7075 Aluminum).
– Shell deflector
– Ejection port dust cover
– Forward Assist
– 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)
– Manufactured in the USA (Arizona) by GIBBZ Arms.
– Weight: 14.5 oz. with Forward Assist and Dust Cover
– Dimensions: 8.9 x 2.9 x 2.9 in
* Upper may not come with Dust Cover or Forward Assist parts shown in photo because of availability. *
IMPORTANT!! You MUST use the G4 Enhanced Cam Pin in the MG4 Side Charging Uppers!
Use of a Standard Cam Pin will cause the Bolt Carrier Group to lock up in the MG4 Upper Receiver and be VERY difficult to remove and could damage the Upper Receiver.