Hard Drive Caddy SATA Ultrabay Adapter for the Lenovo Thinkpad W540, T540, T440p. Add a Second Hard Drive to your laptop using your laptop's optical drive bay. This is a great solution for those that want to add a 2nd HDD or SSD to their Thinkpad. Simply remove your CD/DVD drive and replace it with our Optical Bay Hard Drive caddy. This is a really sharp-looking well-engineered product. The front faceplate is finished in dark grey designed to match the laptop texture and color. The metal portion of the caddy is manufactured in light-weight die-cast aluminum to help dissipate heat from the drive and to reduce EMI noise. We manufacture this part to meet or exceed OEM specifications. Genuine Newmodeus caddy. Includes black nylon 'HDD / SSD Solutions' padded carrying pouch with velcro closure.