Chief Fusion Back Cover50 55, Dual L, 8. 2 kg, Black Fusion Universal Back Covers provide an aesthetic solution for cleaning up the exposed mount, cabling and other hardware behind displays. The FCAC2X1LB works with Fusion series ceiling mounts, carts and bolt down video walls with two displays side by side Features Product type Cover Product colour Black Housing material Polyester Maximum screen size 139. 7 cm (55") Minimum screen size 127 cm (50") Number of displays