Intensive Heavy Duty Stool

$1,148.00 $722.00
(You save $426.00 )

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The IU77HD is the stool version of the IU76HD. 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. This model is built with a heavy-duty structure and upholstered with memory foam in the seat and in fabrics that feature high double-rub counts, the IU77HD is ideal for any heavy use environment. *Stage upholstery is a healthcare vinyl. 12 Year Limited Warranty. 



  • Pneumatic lift
  • EZ back height adjustment
  • Independent Seat and Back Angle Adjustment
  • Patented Turn-lock Footring
  • 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
  • DCS seat (double memory foam)
  • Weight Capacity 350 lbs.
  • Warranty : 12 year limited



  • Overall Width 28"
  • Overall Height 45" - 57"
  • Back 19.5"W x 22"H
  • Seat 22"W x 18" - 21.1"D
  • Seat Height 22-30"


Arm Options: 


  • JR-PD (1D Motion) - Fixed width T-arms with fold back feature and trigger-style height control with Memosoft arm pads
  • JR-69 (4D Motion) - Height and width adjustable, forward slanting T-arm with soft touch width adjustment trigger, lockable arm top, fore-aft, side-side, pivoting arm top (RP-65)


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