Check the listing for details. Safco Ergo Comfort Articulating Keyboard Mouse Platform 2139. Condition: New. Listed at 159.99 USD. This Auction is for a Brand New Safco Ergo-Comfort Premium Articulating Keyboard & Mouse Platform. #2139. Tailor the height, tilt & angle of your keyboard with this fully adjustable platform. Exclusive Therasoft wrist rest helps minimize stress on pressure points. Slide-out mouse tray with lift-up Lexan surface accommodates right- & left-handed users. Spring-assist LeverLock control simplifies height adjustments. Precision-fitted glide track ensures smooth operation. Nonabrasive, antistatic design. Color(s): Black Granite; Keyboard Tray Dimensions (W x D): 21 3/4" x 11 3/4"; Mouse Tray Dimensions (W x D): 8 3/4" x 8 1/2"; Free Shipping only applies to the Continental United States only. Alaska and Hawaii please e-mail for a quote. All other Countries please e-mail for a quote.