Maxx Model CNC Aluminum Hopup Chamber ME - PRO (Limited Red Edition) nexxspeed It is safe to use

It is safe to use a Metal Piston head with this cylinder head

Scylla eats you

Flip up sights included

Retro Arms CNC Hop Chamber

Slide Motor Brushes in

Maxx Model CNC Aluminum Hopup Chamber ME - PRO (Limited Red Edition) nexxspeed It is safe to useFor best Air seal and to avoid feeding issues use a max 21mm nozzle CNC Aluminum Hopup Chamber ME Pro (with BB Latching System) unit is precisely made to improve accuracy and ensure consistent air seal for Tokyo Marui M4 M16 Standard AEG series. The Hopup Chamber ME unit has a precision rotary dial design for fine hopup adjustments, also re engineered the hopup levers and concave nubs to work best with R hop and Standard Hop to keep the BBs shooting