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Office Master MX85IU Maxwell Big Build 24-7 Intensive Use Stool

  • $661.05
  • Ships within 7-10 business days

  • Customizations Total: $0.00

    Perfectly suited for users of large and tall statures. 450 lbs max.

    The MX85IU Maxwell Big Build Intensive-Use Drafting Stool is constructed from heavy-duty components and wider-body supporting 24" seat cushions. This remarkable 24/7 rated mid-back chair provides a 450 lb. weight capacity and is built for large and tall stature users; Maxwell is built to endure! New slim-look design features a less intimidating look without sacrificing any support or comfort.

    Large 24'' wide seat features resilient high density foam combined with a 10 layer plywood support and a steel seat plate reinforcement. The all-around extra heavy-duty components offer peace of mind and genuine support and comfort.

    MX85IU Maxwell heavy-duty control mechanism includes ergonomic features such as seat depth adjustment (seat slider), rocking tilt and tilting backrest.

    Relatively slim, tapered backrest contour blends in with other seating, including Office Master’s PT and IUHD series chairs.

    Optional equipment available includes a wide variety of Arms, Cylinder, and Casters. See below for more detailed information.

    A wide variety of 5 fabric grades and leather available with hundreds of fabric/color options. See link to Fabric and Color pdf below:

    Fabrics / Colors:

    View Fabric & Color Swatches (PDF)

    Features & Benefits:

    • Rated for 24/7 Intensive-use
    • Easy back height adjustment
    • Pneumatic lift
    • Tilting backrest
    • Rocking tilt
    • 6" Super HD cylinder
    • Trim wide-back design
    • Ballistic nylon upholstered back
    • Tension knob adjusts seat to individual preference
    • Seat depth adjustment accommodates individual leg length
    • Oversize Grande Spider Package (glides standard, casters optional)


    • Seat Height Range: 28" - 34.5"
    • Back Dimensions: 23.5" w x 20" h
    • Seat Dimensions: 24" w x 17" - 19.5" d
    • Overall Width: 32"
    • Overall Height: 49.5" - 59.5"
    • Weight Capacity: 450 lbs
    • 7 year Limited Warranty 

    Suggested Arm Options:

    View All Other Available Arm Options (PDF)



    • 6" Black Super Heavy Duty - Seat height range: 28" - 34.5"

      Seat Slider (standard):

      • SLD - Seat depth adjuster, for that perfect fit of back and seat.

      Fabric Panel Back (standard):

      • Scratch-resistant & extra-durable Ballistic Nylon applied onto outer backshell

        View Fabric & Color Swatches (PDF)

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