FIREFLY - Accuracy Cutting Type Nozzle for SOPMOD M4 EBB AEG Special Forces Silencer Hop-Up Muzzle Velocity: 390-410fps with

Hop-Up Muzzle Velocity: 390-410fps with 0

including M170

- Material : Polymer

The blackest blue among others

If your measurement is between 36 and 40 inches you will need a Large

FIREFLY - Accuracy Cutting Type Nozzle for SOPMOD M4 EBB AEG Special Forces Silencer Hop-Up Muzzle Velocity: 390-410fps withEssential part for upgrading your Airsoft AEG Plastic Construction Tighter sealed air nozzle ensures more barrel exit muzzle velocity This Oil Lubricated Air Seal Nozzle increase the air tightness of the cylinder Able to hold against tappet plate to prevent rotation Direct replace of original air nozzle of Airsoft Electric Gun As always, upgrading AEG require necessary skill & technique to dissemble the gearbox, consult expertise if needed