Lot of 2. The Crucial BX500 120GB Internal Solid State Drive is a high-performance storage solution suitable for both PC and Mac systems. With a compact 2.5-inch form factor and shock-resistant design, this SSD offers reliable performance and faster data transfer speeds compared to traditional hard drives. The drive is compatible with various interfaces including SATA III, SATA II, and SATA I, providing a seamless integration into your computer's storage system. With a storage capacity of 120GB, this SSD is ideal for storing a wide range of files and applications, making it a crucial component for enhancing your overall computing experience.