Best Buy: Hot Wheels Transforming T Rex Ultimate Hauler HNG50 Best Buy: Hot Wheels Transforming T Rex Ultimate Hauler HNG50 Hot Wheels City Toy Car Track Set, Ultimate T Rex Transporter, Hauler Hot Wheels City Ultimate T Rex Transporter Hauler Transforms into a. Rev up your engines and prepare for a Jurassic journey of imagination with the Hot Wheels City Ultimate Hauler, which not only serves as a mobile storage unit for more than 20 1: 64 scale cars but also morphs into a fierce T Rex with a built in race track. This dynamic toy encourages imaginative play as children can transport their car collection and then engage in a prehistoric race adventure. The hauler's innovative design allows it to 'eat' cars as it rolls over them, and with a simple pull of the tail, it transforms into a Robo T Rex complete with lights and sounds, adding to the excitement. The dual lane race track on the T Rex's back offers a competitive racing experience, where cars can be launched from the dino's mouth, simulating a dramatic race start. The Hot Wheels City Ultimate Hauler features: Transforming action from hauler to Robo T Rex with lights and sounds Storage capacity for over 20 cars, enhancing organizational skills Dual lane race track for head to head racing fun Car launching action from the T Rex's mouth for thrilling play Includes two 1: 64 scale Hot Wheels cars to start the racing action right away Ideal for children aged 4 years and up Requires 3 AAA batteries (included)