Alera AdaptivErgo Clamp-On Keyboard Tray 27 1/2" x 12 1/4" Black KBT1B

Smooth movement slide-out tray puts your keyboard right where you need it under your desk for improved ergonomics. Easy to install with sturdy metal clamps on any surface up to 1.5"" thick. No screw installation does not damage the worksurface. Impact resistant plastic tray fits most standard and ergonomic keyboards. A great choice when under-desk crossbars, hardware or other obstructions make permanent mount keyboard trays impossible to install. Smooth movement slide-out tray puts your keyboard right where you need it under your desk for improved ergonomics. Easy to install with sturdy metal clamps on any surface up to 1.5"" thick. Impact resistant plastic tray fits most standard and ergonomic keyboards. A great choice when under-desk cross bars, hardware or other obstructions make permanent mount keyboard trays impossible to install. No screw installation does not damage the work surface. Sold as 1 Each.