HP F1391-60929 - BIOS door - Covers BIOS IC - Mounted on bottom of OmniBook near module release latch Retail
HP F1580-60906 - Bottom case assembly - Includes BIOS cover, 3 rubber feet, display latch with spring, lock plate, & both PC card doors Retail
HP 455080-001 - Base enclosure (chassis bottom) - Includes display release latch and rubber feet Retail
HP 501501-001 - CPU base enclosure (chassis bottom) - Includes display release latch and rubber feet Retail