Maxx Model Products M4G Hop-Up Chamber for M4/M16 replicas

The rotary Hop-Up chamber for Tokyo Marui standard M4/M16 replicas is made from a block of aircraft-grade aluminum, machined on CNC machines.

The Hop-Up lever and 4mm Bucking Nubs, provide compatibility with standard Hop-Up and R-hop rubber bands. Removable steel Pin Pivot for easy maintenance. Two compression springs ensure stable seating in the replica, and a CNC Delrin Locking clip prevents barrel movement and vibration. The chamber is compatible with nozzle lengths from 21mm to 21.25mm. The redesigned BB Latching system retains the BBs in the chamber when the magazine is discharged. It is also possible to mount an illumination module.

The set includes:
- CNC chamber with BB Latching system,
- 2 x transparent vinyl CNC handguard,
- 2 x CNC 2.5mm brass side wing,
- CNC steel Pivot Pin,
- CNC aluminum HopUp Arm,
- CNC aluminum Soft Round Nub,
- CNC aluminum Soft Flat Nub (4mm),
- CNC aluminum Hard Concave Nub (4mm),
- 3 x Steel Nub Spring,
- CNC steel spring guide,
- steel upper compression spring,
- steel center compression spring,
- Delrin Locking C-Clip CNC,
- CNC Brass Barrel Spacer,
- brass Spacer Holder O-ring,
- CNC aluminum adjustment knob,
- CNC Aluminum Inlet Adaptor (11mm),
- CNC Brass Inlet Spacer,
- 5 x 0.1mm spacer,
- 4 x barrel O-ring.

Technical data
Color: Black
Purpose: M4/M16 replicas
Material: 6061 aluminum
Length: 52 mm
Height: 38 mm
Outer diameter of the chamber from the gearbox side: 11 mm
Outer diameter from the barrel side: 12 mm
Inner diameter from the nozzle side: 8 mm
Outer diameter of the BBs feeder (to the magazine): 8.9 mm
Length of the feeder (to the magazine): 6 mm
Weight: 30 g
Manufacturer: Maxx Model Products, Canada