Optimized for seated desk environments the KBDMINI19T provides easy placement of the keyboard and mouse for better ergonomic support. The arm provides height adjustment to 3â 76 mm above and 5â 127 mm below the work surface to meet the natural typing height of a seated user. Keyboard Arm: Mini keyboard arm is ideal for below desk adjustment 8â 203 mm total height adjustment range: +3â 76 mm above 5â 127 mm below the worksurface No knob lever or ratchet handle required to set height simply lift to desired position and release Softtouch wheel adjusts tilt with each turn +10Â /20Â Positive tilt lockout feature can be field installed Counterbalance design offsets keyboard weight during height and tilt adjustment Slim profile provides maximum knee clearance whether in use or retracted for storage Rear swivel rotates 360Â for optimal keyboard tray positioning and easy storage Closedchannel design provides maximum keyboard stability Rugged steel construction finished in a durable black textured powder coat 21â 533 mm track included Meets or exceeds ANSI / BIFMA X5.5 1998 industry standard All mounting hardware and instructions included Made in the USA Keyboard Tray: 19.5â wide x 11.5â deep 495 x 292 mm with 8.25â 210 mm diameter round mouse surface 1/4â 6 mm thin phenolic allows maximum knee clearance Tilt swivel mouse surface with foam pad provides infinite adjustment Foam palm rest removable for maximum ergonomic comfort Sliding mouse catcher with cord manager This product ships in approximately 1 days