Adjustable from 6'' to 10 1/4'' (153 mm to 260 mm). 4 swivel casters with 2 built-in-brakes.

Unique texture surface relieves fatigue. 6 heights adjustments.

Expands your work area. Four heights adjustments for ease of use. Accommodates standard keyboards up to 550 mm wide (21.65”). Easily mounted under your desk with pre-assembled railings.