The standard single-stage water rocket launcher has a flexible, tangle-free 25-foot-long hose to keep you a safe distance from the pressurized pop bottle rocket.
Nozzle size is matched to the yellow bulb size. Launcher and nozzle work with the SkyLab, SkyLab Extreme, High Altitude Pro and Extreme
Screamer water rockets. Tuns any standard pop bottle into a pop bottle rocket.