Vestil Blue Cylinder Dolly is used to transport cylinders up to 11" Dia from workstation to workstation. Nose plate measures 12" W x 15" D. The deluxe version, feature roller guides attached to the nose plate. The hard-rubber roller guides measure 4" x 1" These wheels allow for easier entry onto the nose plate. Secure the cylinder with the included restraint chains. Tilt unit back and transport. Units ships knockdown.