PolarStar Kythera G&G GR-25 Nozzle - #4 Bundle and the stock tube

and the stock tube

and elevate your airsoft game with this revolutionary tracer unit

which means it doesn't produce the characteristic noise during firing

Similar to its sister product

adjusting them to your tactical needs

PolarStar Kythera G&G GR-25 Nozzle - #4 Bundle and the stock tubeFor cylinder conversion systems we assign numbers to the nozzles instead of using the rifle model. This is because the nozzle length can vary between the same gun model when made by different manufacturers. This can be from the manufacturer designing the rifle differently, or from the thickness of the gearbox shell affecting how far from the hop up chamber the cylinder sits. Therefore one nozzle length may work in different rifle models but not