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OM Seating  |  SKU: PAC61-LS (CLS61)

Office Master Classic Medium Build Multi Functional Ergonomic Lab Stool | PAC61-LS (CLS61)

$420.55


The Office Master PAC61-LS (formerly CLS61) is a high-back ergonomic lab stool designed for professionals who spend long hours at benches, labs, or studios. Its higher, wider back and precise, easy-to-use adjustments support posture from task to task.

Highlights

  • Higher and wider backrest for added upper back and lumbar support.
  • Pneumatic seat height lift for smooth, precise adjustments to your work surface.
  • Tilt-backrest with EZ back height adjustment for personalized back support.
  • Seat depth adjustment and seat angle control to fit leg length and sitting posture.
  • Back height adjustment to tailor the backrest to your torso height.
  • Adjustable back angle and seat angle for dynamic comfort across tasks.
  • Fixed footring for stable positioning during use.
  • Grande Spider Package with dual-tone universal soft casters for durability and smooth mobility.

Shipping & Returns

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Dimensions

Model/Sku Office Master PAC61-LS (formerly CLS61)
Overall Width 27"
Overall Height 46-57"
Back 20"w x 21"h
Seat 20.5"w x 16-19.1"d
Seat Height 25-33"
Carton Weight 60 pounds
Warranty 12 year 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.

More information about PAC61-LS Fabric and Arms selection is available on the PAC61-LS Options Library page

Downloads

Warranty

Office Master, Inc. (OM) warrants to the original purchaser that its products are free from defects in materials and workmanship for the applicable warranty period, as indicated below. 

Should any item fail, OM will – at its sole discretion – repair or replace, with a comparable product or part, any item found to be defective as a result of normal commercial use (i.e., a single 8-hour shift, 5 days per week).

This warranty does not apply to items subjected to abuse, misuse, neglect, alteration, or damage caused by shipment, storage, accident, fire, flood, or act of God.

Note: the actual warranty terms are specified on the chair product page. 

lifetime limited warranty:

The OM5 Series® (including the OM5 Active sub-series), Truly.® Series, and Ginny are covered by a lifetime limited warranty on all structural components as defined below.

12-year limited warranty:

Unless otherwise specified, all models not classified as budget or 24/7 or heavy-duty are covered under a 12-year limited warranty on all structural components as defined below.

7-year limited warranty:

Unless otherwise specified, all models classified as budget or 24/7 or heavy-duty or bariatric are covered under a 7-year limited warranty on all structural components as defined below. Budget series include: BC, SG, ST, and WS. Bariatric series includes: GY4B-26 and GY4B-30.

warranty terms:

Within a given model’s applicable warranty period, all structural components, including gas cylinders, wood, metal and plastic parts (i.e., chair frames, bases and control handles) are guaranteed against structural failure when under normal commercial use. All OM seating comes with a default 275 lbs. weight capacity limit unless otherwise specified by OM. 

For all models, consumable items (i.e., casters, glides, etc.) are covered by a 5-year normal commercial use warranty.

fabrics and foam:

OM in-stock upholstery & foam cushions are covered by a 5-year normal commercial use warranty. Normal wear and tear on fabrics such as wrinkling, dirt accumulation or gathering is not covered. This includes Truly.® Series “Jackets” and “Wraps”. Natural, minor variations may exist in color, surface, grain or texture of upholstery materials. As a result, any such variations are not warranted. COM/COL and graded-in fabrics are not covered.

warranty labor:

This warranty exclusively covers the repair or replacement of OM parts as determined by OM and does NOT cover any portion of field labor or service and does NOT cover any portion of field labor or service. For information regarding OM’s non-warranty shop time and related charges, please reference a current copy of OM’s pricebook, in the Terms and Conditions section.