Knape & Vogt 8157 Variable-Height Keyboard Slide | 3/4 Ext., 75lb | Ebony Black

75 lb class 3/4 extension keyboard slide with shelf tabs has mounting brackets that are adjustable to seven different heights and can be reversed for in-board/out-board mounting. The hold-out feature keeps the drawer securely in the open position while the hold-in feature prevents keyboard tray bounce back. Features an overall drop height from 2-11/32 - 3-11/16 in.