HP 759018-001 - CPU base enclosure (chassis bottom) - Includes rubber padding, shielding, and five rubber feet - For use on HP Pro x2 410 G1 keyboa Retail
HP 594021-001 - CPU base enclosure (chassis bottom) - Includes rubber feet - For use with the HP EliteBook 8440p Retail
HP 651372-001 - CPU base enclosure (chassis bottom) - Includes rubber feet which are heat-melded to the bottom of the unit Retail