A method of inkjet printing includes using a grayscale inkjet print head. The storage system comprises a management server, a media management component connected to the management server, a plurality of storage media connected to the media management component, and a data source connected to the media management component. The flat surface of the metal packing has an outside diameter equal to or greater than that of the rearward oriented surface of the seal member. The first knuckle of the first leaf includes an inner splined surface.