Nitrous Oxide System - NOS Sportsman Fogger Jet Pack 100/125/150/175HP (13767NOS)Sportsman Fogger Jet Pack 100 125 150 175HP 16 each of jet size: 18 8 each of jet sizes: 20, 22,and 24 Stainless steel The NOS Flare Jet Packs were developed during years of exhaustive research and development. Those results significantly raise the bar in terms of jet accuracy and precision and render all the competition's jets obsolete! Nitrous Flare Jet Pack Size (in.) 0. 022 Size (in.) 0. 02 Size (in.) 0. 028 Size (in.) 0. 03 Size (in.) 0. 024 Size