Active Tasker Chair with Upholstered Seat

$457.00 $287.00
(You save $170.00 )

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In capturing one of the coveted 2013 Ergo Expo Attendees’ Choice Awards, the OM5 Active Task Chair had to be amoungst the top 4 vote-getters as decided by well over 1,400 of the leading ergonomic thought-leaders in the country, as well as by many influential decision makers such as end-user facility, environmental health & safety, and purchasing personnel. The OM5 Series task chair has a one-piece nylon shell top, available in 7 shell colors with your choice of upholstered seat. Standard chair (without options) comes with no arms, carpet casters and 5" black standard cylinder (see customizable options below). 12 Year Limited Warranty.

See the fixed foot ring option below but *If you'd like this Active Tasker as a stool with an adjustable foot ring see the Active Tasker Stool with Upholstered Seat

  • 300 lbs. capacity
  • 3 chair base options; 1 stool base
  • Optional: arms, soft casters for hard floors 
  • Option to make this chair stool height: GSP | Spider base with chrome flat fixed 22" foot ring, 8'' cylinder, and dual-colored, universal casters

Shell Colors



Base Finishes




Standard Carpet Casters and Soft Casters

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Overall Dimensions:
25" W x 18" D x 32-36.5" H
Seat Width:
Seat Depth:
Seat Height:
Seat Height with Stool Base:
Back Width:
Back Height:
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