- Precision rotary dial design for fine hopup adjustments
- Re-engineered the hopup levers and concave nubs to work best with R-hop, Flat-Hop and Standard-Hop to keep the BBs straight and accurate
- Accepted the nozzle length from 21.00mm to 21.25mm
- Fully compatible with most aftermarket soft and hard rubber bucking without losing FPS or dropping BBs
- Equipped with a new CNC Delrin Locking C-Clip design to hold tight without wobbling and twisting, 3 compression springs on top, at bottom and in center of housing to ensure the hopup unit is exactly centered, straight and air tight
- Compatible with any V2 gear boxes with 11mm or 11.5mm bore
- Specially designed with BB Latching System to prevent dropping BBs after removing the mag, manually opened to release BBs from inside hopup chamber by hand
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
