Check the listing for details. Kensington Modular Keyboard Platform with SmartFit System (K60718US). Condition: New. Listed at 70.00 USD. Kensington Modular Keyboard Platform with SmartFit System (K60718US) Manufacturer Model: K60718USF Unique modular platforms attach to arm as needed for different size keyboarding surfaces.Use all three platforms for a large mousing area or remove a platform to fit small desks.Adjusts 6" in height, +/- 15 degrees in tilt and rotates 360 degrees.Includes a keyboard wrist rest. 19" track, 11" arm for straight workstations.Easy color-coded window lets you adjust the unit instantly to your unique SmartFit comfort color.Unique modular platforms attach to arm as needed for different size keyboarding surfaces.Use all three platforms for a large mousing area or remove a platform to fit small desks.Fit any size desk space with adjustable platforms. Use all 3 platforms for a large mousing area or remove 1 platform to fit just your keyboard. Low profile articulating arm simply adjusts 6" in height, +/-15º tilt and rotates 360º. Includes a keyboard wrist rest.