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Office Master IU77HD 24-7 Intensive Use Heavy-Duty Lge Drafting Stool

  • $560.95
  • Ships within 7-10 business days

  • Customizations Total: $0.00

    Perfectly suited for users of large to tall statures. 350 lbs max.

    The IU77HD 24-7 Intensive Use, Heavy-Duty Large Drafting Stool is truly built to last in the most challenging of environments. Mid-sized back and large seat built for large and tall users.

    With heavy-duty components Office Master has over-engineered this stool to provide you with complete 24/7 reliability. IUHD Series designed to accommodate users up to 350 pounds.

    Height adjustable turn-lock chrome footring adjusts for every user. IUHD Series designed to accommodate users up to 350 pounds.

    All Intensive Use Heavy-Duty models include ergonomic features such as seat depth adjustment, memory foam seat cushion, independent seat and back tilting adjustment, EZ back height adjustment, and rocking tilt.

    Optional equipment available includes a wide variety of Arms, Adjustable Lumbar, Casters, and Upholstered Back. See below for more detailed information.

    A wide variety of 5 fabric grades as well as leather available with 429 total color options. See link to Fabric and Color catalog below:


    Features & Benefits:

    • Pneumatic lift
    • Tilting backrest
    • Independent seat and back angle adjustment
    • Patented Turn-Lock 20" chrome footring
    • Seat depth adjustment
    • Heavy-duty structure
    • Dual tone oversized soft casters
    • DCS memory foam seat
    • Optional Adjustable Lumbar



    • Seat Height Range: 22" - 30"
    • Back Dimensions: 19.5" w x 22" h
    • Seat Dimensions: 22" w x 18" - 21" d
    • Overall Width: 28"
    • Overall Height: 45" - 57"
    • Weight Capacity: 350 lbs
    • 7 year Limited Warranty 

    Suggested Arm Options:

    View All Other Available Arm Options (PDF)



    • 8" Chrome Heavy Duty - Seat height range: 22" - 30"

      Memory Foam Seat Cushion (standard):

      • Deluxe: DCS-S - Double Comfort Seating (DCS) Technology -- A comfort-layer of viscoelastic (memory) foam molded over OM high-resilience support foam for sigh-producing, long-lasting comfort.

      Seat Slider (standard):

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

      Fabric Panel Back (optional):

      • Matching fabric applied onto outer back shell of small chairs (Fabric Grades 1-4).

      • Matching fabric applied onto outer back shell of small chairs (Fabric Grade 5).

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


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