Sanus CFR2115-B1 15U Rack with Shelves and Blanks Black Comes preassembled with one 1U shelf, one 2U shelf, one 3U shelf, one 1U blanking panel, one 2U blanking panel, one 3U blanking panel & 1 tie bar Quick-release, removable back & side panels allow access to components & wiring Lockable steel back panel for added security & protection