The Todco 105" to 120" Aluminum Curb Side Cable Drum and Bearing Door Assembly is the perfect solution for your door installation needs. This assembly is constructed using cast aluminum for superior strength and durability. It includes two 3/8NC x 7/8" hex screws and nuts for easy installation. The cable drum and bearing Assembly is designed to provide smooth and reliable operation of your door. It is ideal for use in commercial and industrial applications. FleetPride is your First Click in Heavy Duty®.