Kendall Howard manufactures and stocks two models of our sliding rack shelves (solid and vented), each holding up to a 100 lbs. Our sliding rack shelves are perfect for servers, keyboards, KVMs, switches, or any other component that you want the ability to slide out, either for convenience or to access the back of the equipment. Four mounting holes per U space 20" depth 100 lb. weight capacity Mounting depth adjusts from 19" to 28" 17.72" maximum slide extension 19" EIA compliant Rounded corners...