Years of developmental work have produced ONE grand piano truck that will fit any piano from 4'5" up to 7'5" in length. For 9' concert pianos we still recommend our No. 4014 truck. Equipped with three 5" diameter, locking swivel casters with black polyurethane "Hi-Tech" wheels. Shipping weight 97 lbs. Powder coat black finish. Packaged in two cartons weighing 97 lbs. total, allows for a UPS shipment.