This practical slim installation frame can be installed into a free slim 5.25 SATA slot in your slim PC or laptop. You can install it instead of the DVD-ROM drive. This allows you to use an extra 2.5 SATA HDD on your PC.For installation in 5.25" SATA slim bayEasily add an extra hard drive to your PCNo drivers required Supports any 2.5 SATA drive up to 12.7 mm heightFits in 5.25" slim SATA bay inside of a computerDimensions: 130 x 127 x 12.7 mmNet weight: 81 g