Replacement Cylinder
About Replacement Cylinder
Choose From Any Cylinder to adjust your stealth seating to your work environment.
These Stealth Cylinders are easy to replace and add functionality to any surface of non-standard heights.
Stealth Chairs These Cylinders will make your chair as follows.
Stealth Pro with TourMax casters:
Short cylinder 22"-28"
Tall cylinder 25"-32"
X-Tall cylinder 30"-40"
Stealth Pro with Office casters:
Short cylinder 20"-26"
Tall cylinder 23"-29"
X-Tall cylinder 28"-38"
Standard Stealth with TourMax casters:
Short cylinder 21";-27"
Tall cylinder 24"-31"
X-Tall cylinder 29"-39"
Standard Stealth with Office casters:
Short cylinder 19"-25"
Tall cylinder 22";-28"
X-Tall cylinder 27"-37"
SADDLE SEATING CYLINDERS
1025MB(Short)-14”-19”
1025PB(Medium)-18”-23”
1026(Tall)-19”-26”
1029C(X-Tall)-24”-34”
Couldn't load pickup availability
Pickup available at 7300 S Tucson Way,
Usually ready in 5+ daysPairs well with
Seating Built around your Body Type.
Boost Productivity by 30% With Less pain
Distributes weight evenly across the entire seat surface, eliminating hot spots and circulation loss. No more numbness. No more shifting.
5 Year warranty
Replacement Cylinder
Replacement Cylinder details
Description
Choose From Any Cylinder to adjust your stealth seating to your work environment.
These Stealth Cylinders are easy to replace and add functionality to any surface of non-standard heights.
Stealth Chairs These Cylinders will make your chair as follows.
Stealth Pro with TourMax casters:
Short cylinder 22"-28"
Tall cylinder 25"-32"
X-Tall cylinder 30"-40"
Stealth Pro with Office casters:
Short cylinder 20"-26"
Tall cylinder 23"-29"
X-Tall cylinder 28"-38"
Standard Stealth with TourMax casters:
Short cylinder 21";-27"
Tall cylinder 24"-31"
X-Tall cylinder 29"-39"
Standard Stealth with Office casters:
Short cylinder 19"-25"
Tall cylinder 22";-28"
X-Tall cylinder 27"-37"
SADDLE SEATING CYLINDERS
1025MB(Short)-14”-19”
1025PB(Medium)-18”-23”
1026(Tall)-19”-26”
1029C(X-Tall)-24”-34”
Not All "ergonomic" Chairs Are Created Equal.
Stop. Sitting. Wrong.
Flat seats cut off circulation and create pressure points. That numbness isn't normal—it's tissue damage in progress.
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
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Customer Support
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FAQ’s
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Contact Us
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Ready to Experience the Difference?
We've spent 17 years perfecting what most companies gave up on: a chair that actually works. Not one that looks ergonomic. Not one that claims to help. One that's engineered from the ground up to eliminate the damage that sitting causes. You don't have to take our word for it—we give you 60 days to feel it for yourself. Take our quiz, find your perfect configuration, and discover what sitting should have felt like all along.
Different bodies. Different jobs. One standard: protection.
People are different. It's not a revolutionary idea, but it's one the chair industry keeps ignoring. Your body isn't the same as your coworker's. Your work isn't either. A software developer who codes for 12 hours has different needs than a dental hygienist leaning over patients all day. A broadcast engineer in a dark studio needs different features than an executive in a corner office. That's why ErgoLab designs chairs for specific bodies and specific demands—not generic "office workers." After 17 years and over 10,000 professionals, we've learned that real ergonomics isn't about adjustable armrests and lumbar knobs. It's about engineering a chair that fits your life, supports your work, and protects your body for the long haul. Sit in an ErgoLab for five minutes and you'll feel the difference. Sit in one for five years and you'll understand why we exist.
5 YEAR WARRANTY
A Floating Backrest. A Pivoting Seat. SEATING That Actually Understands Your Spine.
Most backrests are concave—shaped like a bowl that pushes against your back. Ours is convex, precision-molded to match the natural curve of your lumbar spine. Combined with a spring-loaded floating mechanism, the backrest doesn't just support you—it moves with you. Lean forward, it follows. Shift back, it adjusts. That constant micro-movement creates a gentle massaging action that increases blood flow, hydrates your spinal discs, and keeps your muscles from locking up during long sessions. Add our adjustable seat pan with variable forward tilt, pressure-equalizing mesh that eliminates hot spots under your thighs and hips, and you have something no other chair in the world offers: a seating system that actively protects your body instead of passively destroying it.
FAQs
Please read our FAQs page to find out more.
Who is ErgoLab for?
Professionals who sit 6+ hours daily and refuse to accept pain as part of the job. Office workers, remote professionals, audio engineers, medical staff, creatives — anyone whose livelihood depends on long hours at a desk and whose body is paying the price.
Who is ErgoLab NOT for?
If you want a chair that looks good in a showroom but does nothing for your spine — we're not it. If you prioritize aesthetics over engineering, or you're looking for the cheapest option regardless of what it does to your back, there are plenty of those out there. We build chairs that work, not chairs that impress your Instagram followers.
Why was ErgoLab created?
Because "ergonomic" became a marketing word instead of an engineering standard. We spent 17 years studying what actually happens to your spine when you sit — and built chairs that solve the problem instead of masking it. The industry kept making the same mistakes. We stopped accepting them.
How is ErgoLab different?
Most chairs force your body into a static position. Ours move with you. Our patented ZenWave™ technology and floating lumbar system maintain your spine's natural curve whether you're leaning forward, sitting upright, or reclining. We eliminate up to 8x the disc pressure of conventional chairs. Not reduce. Eliminate.
Why does ErgoLab cost what it costs?
It doesn't cost what our competitors charge. Our chairs start at $640 — roughly half the price of comparable "premium ergonomic" options. We're engineers, not luxury brands. We put the money into the engineering, not the marketing. You're paying for 17 years of R&D and technology that actually works.
Can I try it risk-free?
60 days. Full refund if your back doesn't feel the difference. No restocking fees. We cover return shipping. We've spent 17 years engineering chairs that work — we let you prove it to yourself.
What is the warranty?
5 years. Every component. If something breaks, we fix it or replace it. We also provide lifetime support — adjustment questions, setup guidance, component upgrades. We're here for as long as you own the chair
Where is it made?
Designed and engineered in the USA. 17 years of ergonomic research, biomechanical testing, and real-world refinement built into every chair.