12.7MM 2nd HDD SSD Hard Drive Caddy for Asus K55 K55v K55vm K55vd K55VJ A55vm-sx118d - GT51N GT70N - AliExpress
Cheap New Laptop Internal SATA CD DVD Optical Drive Bay Second Hard Disk Enclosure for Asus ASUSPRO ADVANCED B43V B23E B53A ESSENTIAL P53E P55VA K55A K55V K55VM K55N K55VD K55D K55DR [12.7S-083] -
Asus K55VD Hard Drive Replacement - iFixit Repair Guide