Maxx Model CNC Aluminum Hop-Up Chamber for M4E Airsoft AEG Rifles (Model: M4E) regulator The neoprene face mask features

The neoprene face mask features full coverage of the face and ears

The precision molded MEC Hop Up Rubber has a slightly narrower inner diameter at the entrance and extra coverage for the top of the barrel open cut area for vastly improved air sealing

FPS : 340-360

Amoeba 300 round hi cap PMG magazine which has a fold out rubber piece to protect it from drops

Speedloader required

Maxx Model CNC Aluminum Hop-Up Chamber for M4E Airsoft AEG Rifles (Model: M4E) regulator The neoprene face mask featuresFeatures Hop up for standard AEGs with standard AEG inner barrels (Newest Gen.) Machined from a solid aircraft aluminum block with tight tolerances to provide better accuracy, consistency, and durability Precision rotary dial design for fine hop up adjustments Re engineered the hop up levers and nubs to work best with R hop, Flat Hop and Standard Hop to keep the BBs shooting straight and accurate on every single shot Accepted the nozzle length from