Amazon.com: Kaico Playstation 2 PS2 SATA HDD Hard Drive Adapter for Playstation Expansion Bay Port. Use with McBoot FMHD, OPL, GSM. SMS, HD Loader for Running CFW and ISO Direct from HD :
Expansion bay Playstation 2 Fat repair - Free guide - SOSav
Playstation 2 Expansion Bay Slot Cover x 8 OEM for Sony PS 2 "FAT Console" | eBay
File:SCPH-30000 Expansion Bay 20060131.jpg - Wikimedia Commons
PlayStation 2 Architecture | A Practical Analysis
Amazon.com: Kaico Playstation 2 PS2 SATA HDD Hard Drive Adapter for Playstation Expansion Bay Port. Use with McBoot FMHD, OPL, GSM. SMS, HD Loader for Running CFW and ISO Direct from HD :
PlayStation 2 Teardown - iFixit
the best feature the ps2 had was the hdd slot doubled as a place to hide my weed : r/gaming