Suggested Retail:$50. Seville Classics Airlift Ergonomic Desk Keyboard and Mouse Tray Computer Table Slide-Out Platform Drawer for Typing Workstation, 31.5", Black. Organize your office desktop with Seville Classics’ airLIFT 360 Clamp-On Sliding Ball-Bearing Keyboard Tray. Easily upgrade your desk simply by clamping on the tray. It’s the perfect add-on for airLIFT S3 electric standing desks. Clamp the tray directly to your existing tabletop with the large, padded C-clamps. Simply twist the clamps to attach. It's designed to fit desktop .75" to 1.75" thick with ease. The tray is designed to be wide and deep (31.5" W x 11" D x .6" H) to accommodate ergonomic keyboard and mouse combos. Extend the tray out 12.2" on smooth-gliding ball-bearing sliders. A beveled front edge acts as a wrist rest for comfortable ergonomic use. The solid black finish makes for a great mousing surface for optical mice. Our tray includes built-in cable management with guides at the rear of the tray for sorting keyboard and mouse cables. It’s designed to heavy-duty use at work and at home with premium-grade steel hardware and a powder-coat finish. Complement your airLIFT Electric Standing Desk with this simple-to-install and easy-to-assemble sliding keyboard tray. * Wide and deep keyboard tray (31.5" x 11") * Beveled front edge * Dual ball-bearing sliders * Easy to install C-clamp brackets * Supports up to 11 lbs. * Dimensions: 36.8" W x 12.2" D * Keyboard tray dimensions: 31.5" W x 11" D x .6" H * Weight capacity: 11 lbs. * Model #: OFF65920B. 33 x 13 x 4 inches. 7 DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.