Pro Boat Rockstar 48-inch Catamaran Gas Powered: RTR RC Boat This is the Pro Boat Rockstar 48 Catamaran gas RTRboat. If you want to make waves like a rockstar, look no further than the Pro Boat Rockstar 48 inch catamaran, officially licensed by Rockstar Energy.Features: The R.O.S.S. starter system gets the Rockstar 48 inch catamaran up and running in seconds with the push of a button Removable composite radio tray allows for easy maintenance and access to receiver and radio