Pay in 4 interest-free payments of $18.75 Learn more
Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
or from the thickness of the gearbox shell affecting how far from the hop-up chamber the cylinder sits
a standard MP5 could require any of 4 different nozzle lengths depending on the manufacturer
Standard air line which come with PolarStar Air Rigs
000" diameter buttstocks such as the included G&P R3 or other 2
A PolarStar Hop Up Thing Shims & Spacers or from the thickness ofPolarStar Hop Up Thing Bet you cant guess what this Thing is for. Its a hop up, or a paperweight, or maybe a very expensive fidget spinner, but were pretty sure its a hop up. Actually, it's a 6061 T6 Aircraft Aluminum hop up. We know, "Aircraft Grade" is the favorite buzzword of every airsoft company trying to make a $15 part sound like it belongs on a SpaceX rocket. But we actually machine these Things in house at PolarStar to + 0. 002" tolerances
US$ 39.00
US$ 10.00
US$ 20.31