Twin-wheel upright piano castorsIntroducing the Twin wheel upright piano castors These pianos castors represent a practical and worthwhile upgrade for schools, churches, community halls, or any venue where an upright piano may need to be moved regularly. The factory fitted metal castors that come on most pianos are often small and impractical, making movement awkward and potentially damaging to floors. In contrast, these twin wheel castors are specially designed to make