The Polar Star FPS Adjustment Air Nozzle for your fusion engine allows you to adjust the muzzle velocity of your electro-pneumatic airsoft gun with just a very simple modification. Simply choose the fps range that you are looking for (see the chart below), and drop-in the corresponding air nozzle, and you're ready to play.
Manufacturer: Polar Star
Package Includes: Air nozzle ONLY
Allows the player to quickly and easily adjust muzzle velocity
Certain fields only allow airsoft guns with certain muzzle velocities to be used, so be sure to find out the exact FPS range you are looking for before ordering.