CNC Aluminum Hopup Chamber M4i - PRO

$95.99
$86.39
Availability: Out of Stock
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CNC Aluminum Hopup Chamber M4i Pro (with BB Latching System) unit is precisely machined to perform accurately and consistently on ICS CXP/CS4/EBB (include old models) M4/M16 AEG series. The Hopup Chamber M4i 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 accurately and consistently on every single shot.
The Hopup Chamber M4i unit is designed to accept 21.00mm to 21.25mm nozzle length, and fully compatible with most aftermarket soft and hard rubber buckings without losing FPS or dropping BB during use.

  • Overall Length: 51.65mm Overall
  • Height: 38.75mm
  • Inlet Adaptor Outer Diameter (to fit into Gear Box): 12mm
  • Hub Outer Diameter (to fit into Outer Barrel): 12mm
  • Hub Inner Diameter (to fit Nozzle): 8mm
  • Feeder Outer Diameter (to fit magazine): 8.85mm
  • Feeder Length (to fit magazine): 6mm
  • Material: Aluminum 6061

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