Humanscale 900 Standard Keyboard Tray System w/ 6G Arm mechanism, 12R Right Mouse, and Gel Palm Rest

900 Standard Keyboard Platform made of phenolic, an ultra-strong, remarkably thin (1/4?) composite that?s non-toxic, durable and easy to clean. The 900 platform is designed to support nearly all standard keyboards and to fit most desks. Available with any of our mouse options. Dimensions: 19" w x 10 5/8" d. The world?s best-selling keyboard mechanism, the 6G offers independent height and tilt adjustment and excellent stability. -Intuitive, knob-free height adjustment (6 1/4? range from 5? below the mount to 1 1/4? above the mount) -Easy, dial-a-tilt platform tilt adjustment from 0° to -15° for safe keying -22? track allows the unit to slide fully under the desk for storage, or all the way out for complete access -Base 360° swivel -Standard Track Length 21 3/4" -Track width 5 3/8" -Unmatched stability for sure keying and mousing please visit www.ergodirect.com for more information on this product including installation instructions -Made of steel for strength and durability -Lifetime Warranty