MAXX CNC Aluminum Hop Up Chamber M4A PRO For M4/ M16 AEG Rifle (Except KWA) Net-Weight-(g)_2194 Steel Internal Parts

Steel Internal Parts

Super Fast Reload:

Receiver modeling with CNC process

Steel Lower & Upper Receiver (Can fitted standard scope claw mount - Mount Not Include)

With 10 Hole On Front Both Side (Left 6 Hole/ Right 4 Hole)

MAXX CNC Aluminum Hop Up Chamber M4A PRO For M4/ M16 AEG Rifle (Except KWA) Net-Weight-(g)_2194 Steel Internal PartsCNC Aluminum Hopup Chamber M4A Pro (with BB Latching System) unit is precisely machined to perform accurately and consistently on Tokyo Marui (include G&G, KRYTAC, except KWA) Standard M4 M16 AEG series. The Hopup Chamber M4A unit is built with an aluminum Rotary Dial Knob for fine hopup adjustments, the precision Hopup Lever and 4mm Bucking Nubs (6mm Bucking Nubs are optional) to perform best with R Hop and Standard Hop to keep the BB shooting