uxcell 6 Ports Front Panel Floppy Disk Bay Hub Bracket USB 3.0 2.0 Female Product Name : USB 3.0 Front Panel;Interface : 4-Port USB 3.0 Female + 2 Ports USB 2.0 Female Panel Dimension : 15.3 x 15 x 4cm / 6" x 5.9" x 2" (L*W*H);Cable Length : 80cm / 31" Main Material : Plastic;Main Color : Black, Gray Net Weight : 332g Package Content : 1 x USB 3.0 Front Panel,Installing Screws