• Perch Shell Chair, Round Tube Base, shown in gray with caps
  • Seat Height Guide for the Perch Shell Chair, Round Tube Base: Desk Height 19–24 in. with caps, 21–26 in. with casters; Medium Bench Height 21.25–29 in. with caps, 23.25–31 in. with casters, measured from the floor to the top of the seat
  • 15-Year Warranty and Lifetime Cylinder Guarantee: 15 years against defects in materials and workmanship, and a replacement gas cylinder at no charge for the life of the chair or stool.
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Perch Shell Chair, Round Tube Base

Desk or Medium Bench Height · round tube base · 300 lb capacity

$228
$0 $228
Sale Sold out
Shipping calculated at checkout.
Ships within 2–3 business days · Free UPS Ground in the contiguous US
15-Year Warranty · Lifetime Cylinder Guarantee
30-Day Free Returns

A heavy-duty polypropylene shell chair on a round tube base with the foot ring built in, for classrooms, labs and production areas: pneumatic height adjustment and a 300 lb capacity.

  • Pneumatic height adjustment. Set the seat height to the desk, table or bench in front of you.
  • Two height ranges. Desk Height 19–24 in. with caps, 21–26 in. with casters; Medium Bench Height 21.25–29 in. with caps, 23.25–31 in. with casters, measured from the floor to the top of the seat. The foot ring is part of the round tube base. Seat Height Guide
  • Heavy-duty polypropylene shell. A 16 in. wide, 16 in. deep seat and a 15.5 in. wide, 16 in. high back, each 1 in. thick, in heavy-duty molded polypropylene. Black, Gray or Blue.
  • Feet for your floor. Caps: non-marring, no wheels, so the chair stays where it is placed. Or Non-Locking Casters that roll freely. Caps and casters suit hard and carpeted floors.
  • 15-Year Warranty · Lifetime Cylinder Guarantee. 15 years against defects in materials and workmanship, and a replacement gas cylinder at no charge for the life of the chair.
Seat height Desk Height 19–24 in. with caps, 21–26 in. with casters (SHCH1-RT) · Medium Bench Height 21.25–29 in. with caps, 23.25–31 in. with casters (SHCH2-RT)
Height control Pneumatic height adjustment
Seat 16 in. wide, 16 in. deep, 1 in. thick
Back 15.5 in. wide, 16 in. high, 1 in. thick
Material Heavy-duty molded polypropylene
Color Black, Gray or Blue
Base 25 in., round tube base in black powder-coated steel
Feet Caps (black, non-marring, no wheels) or Non-Locking Casters (black, dual-wheel, non-marring); for hard and carpeted floors
Foot ring Integrated on the round tube base
Weight capacity 300 lb
Chair weight 25–27 lb
Shipping Ships within 2–3 business days; free UPS Ground in the contiguous US
Assembly Ships in one box (25 x 15 x 25 in.); press-fit assembly; a QR code on the box opens the instructions
Warranty 15-Year Warranty · Lifetime Cylinder Guarantee: 15 years against defects in materials and workmanship, and a replacement gas cylinder at no charge for the life of the chair

Which height do I need?
Desk Height for desks and tables; Medium Bench Height for lab benches and counters. Casters add 2 in. 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.

Caps or casters?
Caps are non-marring, no wheels: the chair stays where it is placed. Non-Locking Casters roll freely. Both suit hard and carpeted floors.

Does it arrive assembled?
It ships boxed and goes together with press-fit parts. A QR code on the 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.