Apple Service Stock Quantum 500MB 3.5 SCSI Hard Drive -New Old Stock. I opened the box to verify the contents, and resealed it. Inventory BE - Left Side Cellar. The item "Apple Service Stock Quantum 500MB 3.5 SCSI Hard Drive -New Old Stock" is in sale since Thursday, October 15, 2020.This item is in the category "Computers/Tablets & Networking\Drives, Storage & Blank Media\Hard Drives (HDD, SSD & NAS)\Internal Hard Disk Drives". The seller is "jmorand" and is located in Leominster, Massachusetts. This item can be shipped worldwide.