Maximize your performance with this internal 240 GB SSD drive. This model has a 2.5" form factor, which is common for SSD drives.
From OnBuy
WD Green 240GB SSD Drive SATA 2.5" SSD 240GB Memory WDS240G2G0A
Compadvance
WESTERN DIGITAL Ssd Int 240Gb
This product is also available at 3 unverified merchants.