Live22 's Highway Kings is a slot machine game for all truck enthusiasts. This slot is based on truck transport and all bright symbols are built using this theme. There are 3 different colors of trucks, scorpions, wheels, plungers, petrol pumps, pistons and tires. If the truck is your thing, it will definitely keep your mood. This free mobile slot machine game is a 5-axis, 3-row, 9 payline video slot with jackpots reaching an astonishing $50,000, as well as wild, scattered and optional jackpots for maximum entertainment.