A convenient tool for mobilizing your tripod, the Collapsible Tripod Dolly from Prompter People is compatible with their MD and HD tripods, as well as many third-party tripods featuring rubber feet up to 1.75" in diameter. Each of the 2" wheels can be independently locked using integrated step-on brakes. The dolly supports loads up to 100 lb. The adjustable working base diameter can be set between 22-32" to suit working with various tripods. Additionally, the dolly folds down for portability and carrying via the integrated handle.