
Built for labs, clinics, exam rooms and classrooms: a backless stool with single-lever height control, a 14.5 in. seat with 3.5 in. of foam, and a 300 lb capacity.
- Single-lever height control. One lever raises and lowers the pneumatic seat.
- Three height ranges. Desk Height 18–23 in., Medium Bench Height 20.5–28 in. or High Bench Height 24–34 in., measured from the floor to the top of the seat. A foot ring is optional at Medium Bench Height and required at High Bench Height. Seat Height Guide
- Compact seat, durable upholstery. 14.5 in. round seat with 3.5 in. of foam. Commercial vinyl (200,000 double rubs) withstands cleaning with 10% isopropyl alcohol and a 1:9 bleach solution; woven fabric (150,000+ double rubs) is also available.
- Feet for your floor. Self-Braking Casters: the stool resists rolling while empty, then rolls once you're seated. Non-Locking Casters roll freely. Or non-marring glides, no wheels. Casters and glides suit hard and carpeted floors.
- 15-Year Warranty · Lifetime Cylinder Guarantee. 15 years against defects in materials and workmanship, 5 years on upholstery, and a replacement gas cylinder at no charge for the life of the stool.
| Seat height | Desk Height 18–23 in. (STN1) · Medium Bench Height 20.5–28 in. (STN2) · High Bench Height 24–34 in. (STN3) |
|---|---|
| Height control | Single-lever pneumatic height control |
| Seat | 14.5 in. diameter, 3.5 in. foam, backless, armless |
| Upholstery | Commercial vinyl, 200,000 double rubs; withstands cleaning with 10% isopropyl alcohol and a 1:9 bleach solution · or woven 100% olefin fabric, 150,000+ double rubs |
| Base | 24 in., black nylon-reinforced fiberglass |
| Feet | Self-Braking Casters (black, dual-wheel, non-marring), Non-Locking Casters, or Glides (non-marring, no wheels); for hard and carpeted floors |
| Foot ring | Medium Bench Height: optional 18 in. chrome ring with knob lock, or 18.25 in. black ring · High Bench Height: one of these rings required |
| Weight capacity | 300 lb |
| Stool weight | 18–22 lb |
| Shipping | Ships within 2–3 business days; free UPS Ground in the contiguous US |
| Assembly | Ships boxed; press-fit assembly; a QR code on each box opens the instructions |
| Warranty | 15-Year Warranty · Lifetime Cylinder Guarantee: 15 years against defects in materials and workmanship, 5 years on upholstery, and a replacement gas cylinder at no charge for the life of the stool |
Which height do I need?
Desk Height (18–23 in.) for desks and exam rooms; Medium Bench Height (20.5–28 in.) for lab benches and counters; High Bench Height (24–34 in.) for high counters and benches. See the Seat Height Guide.
Can we pay by purchase order?
Yes. Choose Purchase Order / Invoice at checkout. W-9 on request; tax-exempt orders accepted.
How fast does it ship?
Ships within 2–3 business days. Free UPS Ground shipping in the contiguous US.
Casters or glides?
Self-Braking Casters resist rolling while the stool is empty, then roll once someone is seated. Non-Locking Casters roll freely. Glides are non-marring, no wheels: the stool stays where it is placed. All suit hard and carpeted floors.
Does it arrive assembled?
It ships boxed and goes together with press-fit parts. A QR code on each box opens the assembly instructions (also under Additional Resources).
Can one order mix heights, colors or feet?
Yes. Add each build to the cart, then check out once.
Can we send it back?
Yes. Get any chair or stool back to us within 30 days of delivery, and the return is on us. It needs to come back new and resellable, with all the parts and pieces in the original box.
Need a written quote?
Request a written quote, sent within one business day.