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OM5-MH - Office Master Ergonomic Self Weighing High Back Mesh Task Chair
All fabrics, arms, and other options shown are examples of available customizations. Fabric shown may not be available on all models — see product options for current selections. Colors are approximate. Arms sold separately.
The OM5-MH Office Master ergonomic task chair brings the breathable comfort of a custom mesh back to the OM5 Evolved series. With a 23" high backrest and self-weighing Body-Activated Motion mechanism, it responds naturally to your movements—no tension knobs or manual adjustments needed. The mesh material offers airflow and flexible support, while the field-replaceable seat includes 2.5" of depth adjustment for a personalized fit. Built for long workdays with style, the OM5-MH combines advanced ergonomics with modern aesthetics.
Features:
Features:
- 23" High Back Mesh Backrest
- Body-Activated Motion mechanism
- Custom mesh material construction
- Tilt Lock
- Field Replaceable Seat
- 350 lbs. Weight Capacity
- Seat Depth Adjustment
- Lifetime Limited Warranty
| Model/Sku | Office Master OM5-MH |
| Overall Width | 28″ |
| Overall Height | 39″-44” |
| Back | 18″w x 23″h |
| Seat | 19.5″w x 17.5-19.75″d |
| Seat Height | 16″-21” |
| Carton Weight | 64 pounds |
| Warranty | Lifetime limited |
Chair measurements are approximate and are based on switching cylinder heights on otherwise the same chair, with the same base and casters. Arm dimensions are approximate as actual measurements will vary depending on a variety of factors: cushion contour(s), seat upholstery, memory foam, etc.
Downloads / Info
- Assembly: Assembly_Instructions_OM5-Series.pdf
- Certificate: Certificate_OM5-Series.pdf
- Disassembly: Disassembly_Recycling_Instructions_OM5-Series.pdf
- Sales: Sales_Tutorial_OM5-Series.pdf
- General Warranty