A Jetpack mod for GTA IV with custom model inspired by Kick Ass movie with two miniguns for player, you also will be able to use some game guns while in flying, some SWAT cops will come in jetpacks when wanted leve is greater than 3, you can call bodyguards in jetpacks and more...

Full info:
http://gtaxscripting.blogspot.com/2014/10/jetpack-mod.html

Demo:
https://www.youtube.com/watch?v=Yhd7svLn22o