Intensive Use Full Back Stool

Model OMI-IU55
(You save $221.00 )
Ships in 7-10 Business Days

Choose Options

With well-priced and durable stools that feature a uniform look and a consistent set of functions across several models, you can be sure that your hard-working employees will be able to enjoy the same level of comfort regardless of their body type or height. Simply put, these IU stools are designed to work long hours so that your people won’t have to. *Stage upholstery is a healthcare vinyl. 12 Year Limited Warranty. Ships in 7-10 Business Days. 



  • Pneumatic lift
  • EZ back height adjustment
  • Independent Seat and Back Angle Adjustment
  • Patented Turn-lock Footring
  • Fabric Panel Back
  • Seat Depth Adjustment
  • 20" Chrome Footring
  • Heavy duty structure - reinforced cylinders and mechanisms
  • Standard is armless - for arm options see below
  • Base in Polished Aluminum
  • Dual-tone oversized soft casters
  • Optional 8" Cylinder (21-29")
  • Weight Capacity 300 lbs.
  • Warranty : 12 year limited



  • Overall Width 27"
  • Overall Height 45- 59"
  • Back 20"W x 20"H
  • Seat 21"W x 17- 20.1"D
  • Seat Height 24-34"


Arm Options: 


  • KR-21 (1D Motion) - Fixed width, turn-knob height adjustable T-arms
  • KR-25 (1D Motion) - Fixed width, height adjustable T-arms featuring natural grip control
  • KR-200 (2D Motion) - Height and width adjustable, removable T-arms with natural grip control


Base Accent Option: Standard Black or Polished Aluminum

black-nylon-xt.jpg polished-al-xt.jpg



  • Multi-Surface Soft Casters are ideal for wood, tile and smooth or harder surfaces. (5 per set)







Office Master offers the following warranties to the original user. 12 Year Limited warranty unless otherwise specified, all models not classified as 'budget' or 24/7 or heavy duty. 7 Year Limited Warranty unless otherwise specified, all models classified as budget or 24/ 7 or heavy duty. Fabrics and foams are covered by a period of 5 years. All models are equipped to handle sitters up to 250 pounds unless noted otherwise. Warranty does not cover labor. To start a claim contact us at 888-355-4999 for products bought directly from us or Office Master at 877-776-5678