321 Hand Operated Stool

The 321 Hand Operate Stool with Backrest is MTI’s most economic line of seating. Dual wheel casters and black composite base make it easy to maneuver quietly and smoothly over all types of surfaces without damaging or marring the floor. Treat yourself to a soft and supportive seat with MTI’s premium line of seating.

321 Hand Operated Stool

The 321 Hand Operate Stool with Backrest is MTI’s most economic line of seating. Dual wheel casters and black composite base make it easy to maneuver quietly and smoothly over all types of surfaces without damaging or marring the floor. Treat yourself to a soft and supportive seat with MTI’s premium line of seating.

  • Control: pneumatic hand lever
  • Base: black composite
  • Backrest: ergonomic
  • Seat Width: 5”
  • Seat Height: 25-24.5”
  • Upholstery: smooth
  • Weight Capacity: 300 lbs.
  • 5 Casters: hard rubber or optional urethane tread
  • Accessories: multiple options (see details below)
Ergonomic Backrest
Hand Lever
Pneumatic Lift

Accessories

Blue Ridge

Premium Upholstery colors present beautiful, calm, coordinated colo...

Blue Ridge

Premium Upholstery colors present beautiful, calm, coordinated colors for a soothing effect. These new colors are practical and durable, offering superior strength from a 100% vinyl surface and at the same time suppleness from its Soft Hi-Loft Backing. These vinyl colors come with a Beauty Guard application providing outstanding protection in difficult medical and health care environments and contain an agent to protect against bacterial and fungal micro-organisms.

Naugahyde with Advanced BeautyGard® has been formulated to achieve a superior level of disinfectability with disinfectant products containing sodium hypochlorite (common household bleach) diluted 1:10.

Premium Upholstery is manufactured to meet the following specifications:

  • BIFMA
  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • FAR 25.853 (a) & Appendix F Part 1 (a) (1) (ii)
  • Port Authority of New York and New Jersey
  • Automotive (FMVSS-302)
  • CID A-A-2950-A

Abrasion Standards

  • Abrasion #8 Cotton Duck: 250,000 double rubs

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

Diplomat Blue

Ultraleather® Upholstery colors...

Diplomat Blue

Ultraleather® Upholstery colors are a PVC-free material, offer the look and feel of leather, and are a more durable surface. High-tech strengthening components give it longevity, and its exceptional durability and effortless cleaning make Ultraleather an ideal surface for high wear applications while staying soft and supple.

Earth Friendly
Ultraleather®  not only looks and feels great, it’s also environmentally friendly. It doesn’t contain plasticizers, heavy metals, or stabilizers; and is 100% free of VOCs, POPs, and formaldehyde.

Ultraleather® cleans effortlessly with soap and water. Most stains can be lifted with an alcohol-based solutions such as Fantastik®  and Formula 409®. Standard Ultraleather Upholstery achieves a superior level of disinfectability with disinfectant products containing sodium hypoclorite (common household bleach) diluted 1:5.

Ultraleather® Upholstery is manufactured to meet the following specifications:

  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • Automotive (FMVSS-302)

Abrasion Standards

  • Abrasion #10 Cotton Duck: 400,000 double rubs (ASTM D 4157)

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

Beach

Premium Upholstery colors present beautiful, calm, coordinated colo...

Beach

Premium Upholstery colors present beautiful, calm, coordinated colors for a soothing effect. These new colors are practical and durable, offering superior strength from a 100% vinyl surface and at the same time suppleness from its Soft Hi-Loft Backing. These vinyl colors come with a Beauty Guard application providing outstanding protection in difficult medical and health care environments and contain an agent to protect against bacterial and fungal micro-organisms.

Naugahyde with Advanced BeautyGard® has been formulated to achieve a superior level of disinfectability with disinfectant products containing sodium hypochlorite (common household bleach) diluted 1:10.

Premium Upholstery is manufactured to meet the following specifications:

  • BIFMA
  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • FAR 25.853 (a) & Appendix F Part 1 (a) (1) (ii)
  • Port Authority of New York and New Jersey
  • Automotive (FMVSS-302)
  • CID A-A-2950-A

Abrasion Standards

  • Abrasion #8 Cotton Duck: 250,000 double rubs

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

Buff

Ultraleather® Upholstery colors...

Buff

Ultraleather® Upholstery colors are a PVC-free material, offer the look and feel of leather, and are a more durable surface. High-tech strengthening components give it longevity, and its exceptional durability and effortless cleaning make Ultraleather an ideal surface for high wear applications while staying soft and supple.

Earth Friendly
Ultraleather®  not only looks and feels great, it’s also environmentally friendly. It doesn’t contain plasticizers, heavy metals, or stabilizers; and is 100% free of VOCs, POPs, and formaldehyde.

Ultraleather® cleans effortlessly with soap and water. Most stains can be lifted with an alcohol-based solutions such as Fantastik®  and Formula 409®. Standard Ultraleather Upholstery achieves a superior level of disinfectability with disinfectant products containing sodium hypoclorite (common household bleach) diluted 1:5.

Ultraleather® Upholstery is manufactured to meet the following specifications:

  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • Automotive (FMVSS-302)

Abrasion Standards

  • Abrasion #10 Cotton Duck: 400,000 double rubs (ASTM D 4157)

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

Taupe

Premium Upholstery colors present beautiful, calm, coordinated colo...

Taupe

Premium Upholstery colors present beautiful, calm, coordinated colors for a soothing effect. These new colors are practical and durable, offering superior strength from a 100% vinyl surface and at the same time suppleness from its Soft Hi-Loft Backing. These vinyl colors come with a Beauty Guard application providing outstanding protection in difficult medical and health care environments and contain an agent to protect against bacterial and fungal micro-organisms.

Naugahyde with Advanced BeautyGard® has been formulated to achieve a superior level of disinfectability with disinfectant products containing sodium hypochlorite (common household bleach) diluted 1:10.

Premium Upholstery is manufactured to meet the following specifications:

  • BIFMA
  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • FAR 25.853 (a) & Appendix F Part 1 (a) (1) (ii)
  • Port Authority of New York and New Jersey
  • Automotive (FMVSS-302)
  • CID A-A-2950-A

Abrasion Standards

  • Abrasion #8 Cotton Duck: 250,000 double rubs

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

Papyrus

Ultraleather® Upholstery colors...

Papyrus

Ultraleather® Upholstery colors are a PVC-free material, offer the look and feel of leather, and are a more durable surface. High-tech strengthening components give it longevity, and its exceptional durability and effortless cleaning make Ultraleather an ideal surface for high wear applications while staying soft and supple.

Earth Friendly
Ultraleather®  not only looks and feels great, it’s also environmentally friendly. It doesn’t contain plasticizers, heavy metals, or stabilizers; and is 100% free of VOCs, POPs, and formaldehyde.

Ultraleather® cleans effortlessly with soap and water. Most stains can be lifted with an alcohol-based solutions such as Fantastik®  and Formula 409®. Standard Ultraleather Upholstery achieves a superior level of disinfectability with disinfectant products containing sodium hypoclorite (common household bleach) diluted 1:5.

Ultraleather® Upholstery is manufactured to meet the following specifications:

  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • Automotive (FMVSS-302)

Abrasion Standards

  • Abrasion #10 Cotton Duck: 400,000 double rubs (ASTM D 4157)

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

Laramie

Premium Upholstery colors present beautiful, calm, coordinated colo...

Laramie

Premium Upholstery colors present beautiful, calm, coordinated colors for a soothing effect. These new colors are practical and durable, offering superior strength from a 100% vinyl surface and at the same time suppleness from its Soft Hi-Loft Backing. These vinyl colors come with a Beauty Guard application providing outstanding protection in difficult medical and health care environments and contain an agent to protect against bacterial and fungal micro-organisms.

Naugahyde with Advanced BeautyGard® has been formulated to achieve a superior level of disinfectability with disinfectant products containing sodium hypochlorite (common household bleach) diluted 1:10.

Premium Upholstery is manufactured to meet the following specifications:

  • BIFMA
  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • FAR 25.853 (a) & Appendix F Part 1 (a) (1) (ii)
  • Port Authority of New York and New Jersey
  • Automotive (FMVSS-302)
  • CID A-A-2950-A

Abrasion Standards

  • Abrasion #8 Cotton Duck: 250,000 double rubs

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

Walnut

Ultraleather® Upholstery colors...

Walnut

Ultraleather® Upholstery colors are a PVC-free material, offer the look and feel of leather, and are a more durable surface. High-tech strengthening components give it longevity, and its exceptional durability and effortless cleaning make Ultraleather an ideal surface for high wear applications while staying soft and supple.

Earth Friendly
Ultraleather®  not only looks and feels great, it’s also environmentally friendly. It doesn’t contain plasticizers, heavy metals, or stabilizers; and is 100% free of VOCs, POPs, and formaldehyde.

Ultraleather® cleans effortlessly with soap and water. Most stains can be lifted with an alcohol-based solutions such as Fantastik®  and Formula 409®. Standard Ultraleather Upholstery achieves a superior level of disinfectability with disinfectant products containing sodium hypoclorite (common household bleach) diluted 1:5.

Ultraleather® Upholstery is manufactured to meet the following specifications:

  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • Automotive (FMVSS-302)

Abrasion Standards

  • Abrasion #10 Cotton Duck: 400,000 double rubs (ASTM D 4157)

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

Gunmetal

Premium Upholstery colors present beautiful, calm, coordinated colo...

Gunmetal

Premium Upholstery colors present beautiful, calm, coordinated colors for a soothing effect. These new colors are practical and durable, offering superior strength from a 100% vinyl surface and at the same time suppleness from its Soft Hi-Loft Backing. These vinyl colors come with a Beauty Guard application providing outstanding protection in difficult medical and health care environments and contain an agent to protect against bacterial and fungal micro-organisms.

Naugahyde with Advanced BeautyGard® has been formulated to achieve a superior level of disinfectability with disinfectant products containing sodium hypochlorite (common household bleach) diluted 1:10.

Premium Upholstery is manufactured to meet the following specifications:

  • BIFMA
  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • FAR 25.853 (a) & Appendix F Part 1 (a) (1) (ii)
  • Port Authority of New York and New Jersey
  • Automotive (FMVSS-302)
  • CID A-A-2950-A

Abrasion Standards

  • Abrasion #8 Cotton Duck: 250,000 double rubs

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

Schooner

Ultraleather® Upholstery colors...

Schooner

Ultraleather® Upholstery colors are a PVC-free material, offer the look and feel of leather, and are a more durable surface. High-tech strengthening components give it longevity, and its exceptional durability and effortless cleaning make Ultraleather an ideal surface for high wear applications while staying soft and supple.

Earth Friendly
Ultraleather®  not only looks and feels great, it’s also environmentally friendly. It doesn’t contain plasticizers, heavy metals, or stabilizers; and is 100% free of VOCs, POPs, and formaldehyde.

Ultraleather® cleans effortlessly with soap and water. Most stains can be lifted with an alcohol-based solutions such as Fantastik®  and Formula 409®. Standard Ultraleather Upholstery achieves a superior level of disinfectability with disinfectant products containing sodium hypoclorite (common household bleach) diluted 1:5.

Ultraleather® Upholstery is manufactured to meet the following specifications:

  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • Automotive (FMVSS-302)

Abrasion Standards

  • Abrasion #10 Cotton Duck: 400,000 double rubs (ASTM D 4157)

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

Black

Premium Upholstery colors present beautiful, calm, coordinated colo...

Black

Premium Upholstery colors present beautiful, calm, coordinated colors for a soothing effect. These new colors are practical and durable, offering superior strength from a 100% vinyl surface and at the same time suppleness from its Soft Hi-Loft Backing. These vinyl colors come with a Beauty Guard application providing outstanding protection in difficult medical and health care environments and contain an agent to protect against bacterial and fungal micro-organisms.

Naugahyde with Advanced BeautyGard® has been formulated to achieve a superior level of disinfectability with disinfectant products containing sodium hypochlorite (common household bleach) diluted 1:10.

Premium Upholstery is manufactured to meet the following specifications:

  • BIFMA
  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • FAR 25.853 (a) & Appendix F Part 1 (a) (1) (ii)
  • Port Authority of New York and New Jersey
  • Automotive (FMVSS-302)
  • CID A-A-2950-A

Abrasion Standards

  • Abrasion #8 Cotton Duck: 250,000 double rubs

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

Raven Wing

Ultraleather® Upholstery colors...

Raven Wing

Ultraleather® Upholstery colors are a PVC-free material, offer the look and feel of leather, and are a more durable surface. High-tech strengthening components give it longevity, and its exceptional durability and effortless cleaning make Ultraleather an ideal surface for high wear applications while staying soft and supple.

Earth Friendly
Ultraleather®  not only looks and feels great, it’s also environmentally friendly. It doesn’t contain plasticizers, heavy metals, or stabilizers; and is 100% free of VOCs, POPs, and formaldehyde.

Ultraleather® cleans effortlessly with soap and water. Most stains can be lifted with an alcohol-based solutions such as Fantastik®  and Formula 409®. Standard Ultraleather Upholstery achieves a superior level of disinfectability with disinfectant products containing sodium hypoclorite (common household bleach) diluted 1:5.

Ultraleather® Upholstery is manufactured to meet the following specifications:

  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • Automotive (FMVSS-302)

Abrasion Standards

  • Abrasion #10 Cotton Duck: 400,000 double rubs (ASTM D 4157)

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

Port

Premium Upholstery colors present beautiful, calm, coordinated colo...

Port

Premium Upholstery colors present beautiful, calm, coordinated colors for a soothing effect. These new colors are practical and durable, offering superior strength from a 100% vinyl surface and at the same time suppleness from its Soft Hi-Loft Backing. These vinyl colors come with a Beauty Guard application providing outstanding protection in difficult medical and health care environments and contain an agent to protect against bacterial and fungal micro-organisms.

Naugahyde with Advanced BeautyGard® has been formulated to achieve a superior level of disinfectability with disinfectant products containing sodium hypochlorite (common household bleach) diluted 1:10.

Premium Upholstery is manufactured to meet the following specifications:

  • BIFMA
  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • FAR 25.853 (a) & Appendix F Part 1 (a) (1) (ii)
  • Port Authority of New York and New Jersey
  • Automotive (FMVSS-302)
  • CID A-A-2950-A

Abrasion Standards

  • Abrasion #8 Cotton Duck: 250,000 double rubs

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

Chianti

Ultraleather® Upholstery colors...

Chianti

Ultraleather® Upholstery colors are a PVC-free material, offer the look and feel of leather, and are a more durable surface. High-tech strengthening components give it longevity, and its exceptional durability and effortless cleaning make Ultraleather an ideal surface for high wear applications while staying soft and supple.

Earth Friendly
Ultraleather®  not only looks and feels great, it’s also environmentally friendly. It doesn’t contain plasticizers, heavy metals, or stabilizers; and is 100% free of VOCs, POPs, and formaldehyde.

Ultraleather® cleans effortlessly with soap and water. Most stains can be lifted with an alcohol-based solutions such as Fantastik®  and Formula 409®. Standard Ultraleather Upholstery achieves a superior level of disinfectability with disinfectant products containing sodium hypoclorite (common household bleach) diluted 1:5.

Ultraleather® Upholstery is manufactured to meet the following specifications:

  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • Automotive (FMVSS-302)

Abrasion Standards

  • Abrasion #10 Cotton Duck: 400,000 double rubs (ASTM D 4157)

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

Pine Forest

Premium Upholstery colors present beautiful, calm, coordinated colo...

Pine Forest

Premium Upholstery colors present beautiful, calm, coordinated colors for a soothing effect. These new colors are practical and durable, offering superior strength from a 100% vinyl surface and at the same time suppleness from its Soft Hi-Loft Backing. These vinyl colors come with a Beauty Guard application providing outstanding protection in difficult medical and health care environments and contain an agent to protect against bacterial and fungal micro-organisms.

Naugahyde with Advanced BeautyGard® has been formulated to achieve a superior level of disinfectability with disinfectant products containing sodium hypochlorite (common household bleach) diluted 1:10.

Premium Upholstery is manufactured to meet the following specifications:

  • BIFMA
  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • FAR 25.853 (a) & Appendix F Part 1 (a) (1) (ii)
  • Port Authority of New York and New Jersey
  • Automotive (FMVSS-302)
  • CID A-A-2950-A

Abrasion Standards

  • Abrasion #8 Cotton Duck: 250,000 double rubs

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

Orchard

Ultraleather® Upholstery colors...

Orchard

Ultraleather® Upholstery colors are a PVC-free material, offer the look and feel of leather, and are a more durable surface. High-tech strengthening components give it longevity, and its exceptional durability and effortless cleaning make Ultraleather an ideal surface for high wear applications while staying soft and supple.

Earth Friendly
Ultraleather®  not only looks and feels great, it’s also environmentally friendly. It doesn’t contain plasticizers, heavy metals, or stabilizers; and is 100% free of VOCs, POPs, and formaldehyde.

Ultraleather® cleans effortlessly with soap and water. Most stains can be lifted with an alcohol-based solutions such as Fantastik®  and Formula 409®. Standard Ultraleather Upholstery achieves a superior level of disinfectability with disinfectant products containing sodium hypoclorite (common household bleach) diluted 1:5.

Ultraleather® Upholstery is manufactured to meet the following specifications:

  • Boston Fire Code-Test BFD 1X-1*
  • California Tech Bulletin #117
  • California Tech Bulletin #133*
  • Automotive (FMVSS-302)

Abrasion Standards

  • Abrasion #10 Cotton Duck: 400,000 double rubs (ASTM D 4157)

*When TB133 option for upholstery is purchased.

NOTE: Due to the nature of electronic media, the color of the actual upholstery may vary slightly from how they appear on your particular monitor.

6” Stool Extension

The 6” Lab Height Extension tube rais...

6” Stool Extension

The 6” Lab Height Extension tube raises the stool up 6”.

> Available only for stool models 320, 321, 322, 323, and 324 pneumatic hand operated stools.

Foot Ring

The adjustable foot ring provides a rest for your feet during proce...

Foot Ring

The adjustable foot ring provides a rest for your feet during procedures where the chair seat is too high for you to reach the floor.

  • Available only for stool models 320, 321, 322, 323, and 324 pneumatic hand operated stools.
Locking Dual Wheel Casters

Locking dual wheel casters make it easy to maneuver quietly and smo...

Locking Dual Wheel Casters

Locking dual wheel casters make it easy to maneuver quietly and smoothly over all types of surfaces and without damaging or marring the floor.

Stationary Glides

If you don’t need to roll your chair from one location to ano...

Stationary Glides

If you don’t need to roll your chair from one location to another and want the chair not to roll around, choose the glides as your option.

Fire Barrier (CAL-133)

MTI’s TB133 option meets the California Technical Bulletin #1...

Fire Barrier (CAL-133)

MTI’s TB133 option meets the California Technical Bulletin #133 (CAL-133) for flammability testing for seating furniture for use in public occupancies. This option can be added to any upholstered item containing foam.

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