Tustin, California-headquartered CMS Enhancements Inc, producer of microcomputers, mass storage subsystems and accessories, has announced the shipment of its 40Mb, 80Mb and 120Mb hard disk drive kits for IBM Corp’s PS/1 computers: the drives sled-mount in the existing drive bay, then cables directly into the PS/1 bus interface, or to IBM’s optional AT bus expansion chassis; the 40Mb, 80Mb and 120Mb drive kits for PS/1 computers are shipping now and suggested retail pricing is $600, $800 and $1,000.