- Second hand - in excellent condition - Set of three sturdy and effective metal castor dollies to fit any grand piano - Each triangular shape dolly has twin-wheeled rubber castors - Makes grand piano easy to move and reduces the risk of damaging floor surfaces - Simple to install - piano wheels simply sit in cups in the dollies - Each dolly has an easy to apply brake Approximate dimensions: each side 28 cm, piano wheels sit in cups that raise them from the floor by about 2.5cm, height of dolly is 10cm If bought new, retail price would be £350-400