These precision-engineered cartridges are perfect for backing up files & archiving data. To save you time & spare you aggravation, they're optimized for automation. When it comes to consistent, error-free operation, these high quality cartridges have few rivals. For additional convenience, they also feature an extended shelf life. For Drive Type: MLR; SLR; Compatibility: SLR100; SLR140; SLR60; SLR75; Maximum Native Data Capacity: 30 GB; Maximum Compressed Data Capacity: 60 GB.