The Jansen J4010 dolly is designed to be used under heavy studio and upright pianos. It is excellent for use in schools, showrooms, recital halls, and churches, or any application where the piano requires a heavy-duty dolly. This dolly only raises the piano ¾” off the floor and is equipped with 5” ball bearing casters. It features all-steel, heavy-duty construction and provides years of trouble-free service.Features: Require...