Evike EMG/Maxx Model CNC Aluminum Hopup Chamber for M4 Airsoft AEG Rifles (Model: M4E / EMG Blue)

The Hopup Chamber M4E unit is built w/ an aluminum rotary dial knob for fine hopup adjustments the precision hopup lever 4mm bucking nubs to perform best w/ R-Hop and standard-hop to keep the BB accurate and consistent. It s also designed to accept 21.00mm to 21.25mm nozzle length and fully compatible w/ most aftermarket soft and hard rubber buckings without losing FPS or dropping BBs during use. The Hopup Chamber M4E unit is wisely equipped w/ an interchangeable Inlet Adaptor OD11mm to ensure the hopup unit is inserted exactly in the center of the 11mm inner bore AEG Gearbox/HPA Engine nozzle outlet w/o wobbling. Also mounted the removable CNC brass side wings to slide smoothly into the outer-b slots and included an advanced CNC Delrin locking C-clip to hold the inner-b tightly in place w/o wobbling and twisting. Hopup Kit Includes: + Hopup Chamber M4E Pro (w/ BB Latching System) unit + Acrylic Side Covers + Brass 2.5mm Side Wings + Steel Pivot Pin + Hopup Lever + Soft Round Nub + Soft Flat Nub (4mm) + Hard Concave Nub (4mm) + Steel Spring Guide + Delrin Locking C-Clip + Brass B-Spacer & Holder O-ring + Rotary Dial Knob + Inlet Adaptor (OD11mm) + Brass Inlet Spacer + Nub Springs + Upper & Center Compression Spring Length: 51.65mm Height: 37.75mm Inlet Adaptor Outer Diameter (to fit into Gear Box): 11mm Hub Outer Diameter (to fit into Outer-B): 12mm Hub Inner Diameter (to fit Nozzle): 8mm Feeder Outer Diameter (to fit mag): 8.85mm Feeder Length (to fit mag): 6mm Application: Tokyo Marui G&G Madbull Modify TNT Krytac Maple Leaf Begadi VFC and other compatible Airsoft M4-Style standard AEG version 2 gear box Material: Aluminum 6061