HP C1708-60240 - Carriage/picker assmebly - Transports disks between the mailslot, storage slots, and the optical drive (Picker can also turn the disk over) Retail
HP C1708-60332 - Leadscrew/vertical drive assembly - Moves the carriage/picker assembly up and down between the mail slot, the storage slots, and the optical drive Retail
HP C1118-60032 - Leadscrew/vertical drive assembly - Moves the carriage/ picker assembly up and down between the mail slot, the storage slots, and the optical drive Retail