CNC Aluminum Hopup Chamber M4Gi (for ICS M4) Matrix gbbr Every design follows the concept

Every design follows the concept of making improvements where necessary but keeping the design uncomplicated and simple while adhering to precision craftsmanship and attention to detail for a winning combination that cannot be beaten

Please choose from drop-down menu on choice of Co2 or green gas version

BOTH AEG and HPA Compatible

easy re-holster and unparalleled handgun security that is perfect for concealed carry

CNC Aluminum Hopup Chamber M4Gi (for ICS M4) Matrix gbbr Every design follows the conceptCNC Aluminum Hop Up Chamber M4Gi (with BB Latching System) unit is precisely machined to perform accurately and consistently on ICS M4 AEG series rifles. The Hop Up Chamber M4Gi unit is built with an aluminum rotary dial knob for fine hop up adjustments, the precision hop up lever and 4mm bucking nubs to perform best with R Hop and standard hop to keep the BB shooting accurately and consistently on every single shot. The Hop Up Chamber M4Gi unit is