GLOBAL INDUSTRIAL™ MOBILE STAND-UP COMPUTER WORKSTATION / STANDING DESK THIS EXTRA-TALL 46"H WORKSTATION IS DESIGNED FOR STANDING APPLICATIONS. TOP WORK SURFACE 28-3/4"W X 16"D SUPPORTS YOUR PC WITH ROOM FOR SUPPLIES. KEYBOARD SHELF IS SET AT 36"H. ADJUSTABLE LOWER SHELF MEASURES 28-1/4"W X 18"D AND HOLDS SUPPLIES, A MINI-TOWER CPU OR PRINTER. FOUR 1" SWIVEL CASTERS (2 LOCKING). STURDY BLACK COATED STEEL FRAME WITH 3/4" LIGHT GRAY LAMINATE SURFACES. EASY ASSEMBLY. OPTIONAL 6-OUTLET POWER STRIP (MODEL# 500881) IS SOLD SEPARATELY. SPECIFICATIONS UL STYLE"MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;" TOP WORK SURFACE 28-3/4"W X 16"D KEYBOARD SHELF 28-3/4"W X 9-3/4"D LOWER SHELF 28-1/4"W X 18"D OVERALL WORKSTATION 28-3/4"W X 21-7/8"D X 46"H GRAY LAMINATE TOP WORK SURFACE AND KEYBOARD TRAY BLACK POWDER COATED STEEL FRAME