The ROC Pro Gear System is designed with real users like you in mind, incorporating feedback to enhance functionality and provide a professional toolbox system. This modular system is packed with tough pro features, making it ideal for the job site or workshop. Easily transport the gear you need with 9" wheels and replaceable base units. Pro Mount Hanging System to keep your workspace organised and accessible for easy access. Stay organised with built-in organisers for your equipment. Choose only the units you need to avoid wasting space on unnecessary extras. IP65 Rating for durability and protection against dust and water. Built based on feedback from Real-world pros, making it a trusted solution. The cart features a fully detachable wheelbase and telescoping handle, allowing you to separate your XL Toolbox for effortless loading into your truck bed. With 9" wheels and Attach-and-Detach compatibility, switching out base units is quick and convenient.