The Rock-n-Roller R2RT Micro Multi-Cart helps you move huge amounts of equipment from place to place easily. It can transform into 8 different shapes, which replaces 8 different cart types. This multi-cart is designed to work with vehicles, trains and planes. It is rugged, lightweight and ergonomically efficient. It features a powder coated steel tube frame that reduces slippage during transport. The Rock-n-Roller Multi-Cart also offers no-flat rear wheels and front swivel casters with brakes for durability.