-ESD-Safe: Yes [ANSI/ESD STM12.1 (2013) Standards]-Seat Classification: "Clean-Room" Compliant (ISO 6 - Class 1,000)-Seat Size : 20" W x 18" D x 3"T-Height Variation: Tall (Stand)-Height Adjustment (w/o Casters): 21.5" - 31.5"-Back-Rest Size (Large): 17-1/2"W x 19"H x 3"T-Tilt: Articulating Tilt (3-Way—Seat Height, Back Height, Articulating Seat/Back Tilt)-ESD Mushroom Glides (GLMD5) are standard
*Optional Casters Available - Click On The Options Below To Purchase
-CARD5S (ESD Dual-Wheel Hard Floor Casters)-IBCS-ESD (Dual Wheel Interval Brake)-RBCS-ESD (Dual Wheel Reverse Action Brake)
-Upholstery : Vinyl -Foot-Ring: Yes (20" Adjustable Chrome Flat Foot-Ring)-Weight Capacity: 300 lbs-Ergonomic Arms: No (A8 ESD-Safe Ergonomic Arms Available - Click Here To Purchase)