The Black Diamond CarbonLock 23″ Dolly turns your storage setup into a mobile workstation. Built to move heavy loads with control and precision, it features a 445 lb. total load capacity and durable impact-resistant construction for dependable performance in shops, warehouses, garages, and jobsites. Heavy-duty, non-marking 360° swivel casters provide freedom of movement across a variety of surfaces, while dual locking brakes help keep your setup securely in place. This auto-connect stackable base allows you to quickly lock in and reconfigure your CarbonLock toolboxes and organizers, making it easy to adapt your setup as the job changes. A recessed 5-gallon bucket holder, integrated carrying handle, and four tie-down points add versatility and convenience, giving you a stable, mobile foundation for any CarbonLock configuration. Get Locked In with Black Diamond CarbonLock.