Gametown&reg; Laptop Sata Hard Drive Caddy +Screws for Hp Elitebook 8440p 8440w 8510p 8510w 8530p 8530w 8540p 8540w To Fit:Hp Compaq. You will receive: 1 x Hard Drive Caddy 4 x Screws. Compatible With: HP EliteBook 8440p 8440w. Please check pictures for more details.