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Active Learning

Drive active, collaborative learning.

Lectern/ Podium

Combinations for every classroom solution.

Mobile Computing

Solutions for digitally interactive schools.

Desk and Table

Solutions in flexible classroom environments.

Flexible Seating

Reliable, ergonomic seating collection.

Flexible Chair Solutions

There have been many ergonomics studies done and it has been shown that a supportive office chair increases productivity and maximizes the efficiency of the person sitting in it. Spectrum offers a variety of chairs that will work for all needs.

OM5 Active Stacker Chair

Description: The OM5-AS Active Stacker Chair is more than a stack chair. It offers comfort, style and durability! Unstack, sit back and enjoy the fit of the OM5 Active Stacker. The chair's back flex's allowing you to sit up or recline just enough to relax. 

The OM5 Active Stacker features “body-activated motion” inspired by a desire to create responsive ergonomic seating through precise engineering which responds automatically to changes in body position. The chair feaures a 300 lb rating and is available in 7 colors, along with a wide variety of seat and back uplhostery. You can order your OM5 Active Stacker with or without arms and either with a Black or Chrome base finish. We love the fit and feel of the OM5 Active and so will you! 
Item Numbers: 38249-B
  • Sled-base mid-density stacking chair for occasional use environments
  • Features “body-activated motion” inspired by a desire to create responsive ergonomic seating. 
  • Built in ganging to connect your chairs to keep them in place
  • Optional Book Tray gives storage room to free up space 
  • Nearly 200 fabric choices available for both back and/or seat upholstery
  • The Polyflex Shell is available in 7 colors; Black, Gray, White, Orange, Blue, Green and Red
  • Optional arms are available
OM5-AG Active Stacker

  • Overall Width: 20.5" (without arms)
  • Overall Height: 32.5"
  • Back: 17.5"w x 16"h (without arms)
  • Seat: 18"w x 18"d
  • Seat Height: 18" (fixed)
  • COM: Back = 0.75 yds/Seat = 0.75 yds
  • Carton Weight: 15 pounds
  • UPS Weight: 121 pounds
  • Arms: Optional
  • Base: Sled

Request A Quote

Simply complete each step below to generate your perfect product!

Note: Color samples are approximate. All edge band will match your chosen laminate or as shown, unless you specify differently. Not all metal finishes are available for quick ship laminates. For more details about laminates and edge bands available and to request samples, contact us today.

1Arm Options

Choose Arm Options

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no arms Arms
No Arms Arms
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2Polyflex Shell Color

Choose your Chair Color

Note: Color samples are approximate. All edge band will match your chosen laminate or as shown, unless you specify differently. Not all metal finishes are available for quick ship laminates. For more details about laminates and edge bands available and to request samples, contact us today.

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3Back Upholstery Color

Choose your Back Fabric

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4Seat Upholstery Color

Choose your Seat Fabric

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5Frame Color Finish

Choose your Frame Color

Black Powder Coat Frame Chrome
Black Powder Coat Chrome
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6Other Options

Other Options

Book Tray
Book Tray
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