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900SBL-2F Single-Saddle Chair with Self-Adjusting Floating Backrest for Dental, Medical & Laboratory Work
One-Piece Saddle Seating with Responsive Back Support and Two-Way Adjustment | Load Rating: 300 LBSPatent no. USA: US10,722,036B2 & Germany : 20 2019 100 038
Designed for dental clinics, medical facilities, laboratories, and precision-focused workstations, the 900SBL-2F combines a traditional one-piece saddle seat with a responsive floating backrest.
The continuous saddle profile provides a familiar and stable seating surface for users who prefer a solid seat rather than a split-saddle configuration. Its floating backrest follows small changes in the user’s working position, while the two-function mechanism provides independent control of seat height and seat tilt.
- One-Piece Saddle Seat – Provides a continuous and stable seating surface
- Self-Adjusting Floating Backrest – Responds naturally to changes in the user’s sitting position
- 17°–20° Responsive Back Movement – Maintains flexible contact during forward and upright work
- Open-Hip Saddle Profile – Supports close workstation access and an upright working position
- Two-Way Adjustment Control – Adjusts seat height and seat tilt
- High-Density Molded Cushioning – Supports dependable performance during regular professional use
- Black Genuine Leather Upholstery – Delivers a durable and professional finish
- Commercial-Grade Steel Structure – Engineered for demanding workplace environments
- Chromed Steel Five-Star Base – Provides stable support and smooth workplace mobility
- 300 LBS Load Rating – Suitable for frequent professional seating applications
- OEM/ODM Configuration Support – Selected upholstery, base, caster, labeling, and packaging options available for qualified projects
Product Description : Saddle Stability with Responsive Back Support
The 900SBL-2F Single-Saddle Chair is developed for professionals who prefer the continuous support of a one-piece saddle seat while requiring additional back contact during detailed work.
Its contoured saddle profile allows users to remain close to patients, instruments, and elevated work surfaces. Unlike a fixed conventional backrest, the floating backrest responds to small posture changes as the user reaches, rotates, or transitions between tasks.
This combination makes the 900SBL-2F suitable for professional environments where users require a stable seating platform, flexible movement, and supportive back contact without a complex multi-control mechanism.
1. One-Piece Saddle Seat
The 900SBL-2F features a continuous one-piece saddle seat designed for users who prefer a solid and familiar seating surface.
Its contoured profile supports the body across the full width of the seat while allowing the legs to remain positioned on both sides of the saddle.
Compared with a split-saddle model, the single-piece construction provides a conventional saddle-chair experience and requires no seat-width adjustment.
This makes the chair particularly suitable for users and professional programs that prioritize straightforward operation and consistent seating geometry.
2. Self-Adjusting Floating Backrest
The integrated floating backrest moves responsively as the user changes working position.
Rather than remaining in one rigid angle, the backrest provides approximately 17° to 20° of movement, allowing it to maintain flexible contact during forward-reaching, upright, and slightly reclined sitting positions.
Because the backrest responds automatically, users can move between tasks without repeatedly operating a manual backrest control.
This is especially practical for dental, medical, laboratory, and technical work involving frequent changes in reach and body position.
3. Open-Hip Saddle Profile
The saddle-shaped seat places the legs on both sides of the cushion, creating an open sitting configuration that supports close access to the workstation.
This profile allows professionals to position themselves near patients, instruments, treatment tables, and elevated work surfaces without the front edge of a conventional chair restricting leg movement.
The seat is particularly suitable for procedures that require frequent repositioning, controlled forward reach, and efficient movement around a compact working area.
4. Two-Way Adjustment Control
The two-function pneumatic mechanism provides independent adjustment of:
- Seat height
- Seat tilt
The seat height can be adjusted from 23.5 to 31 inches, allowing the chair to accommodate dental units, examination tables, laboratory benches, and other elevated professional work surfaces.
The seat-tilt control enables users to select a working angle suited to the task, workstation layout, body proportions, and individual sitting preferences.
The simplified two-control system also makes the chair practical for shared workstations and professional facilities requiring straightforward adjustment.
5. Commercial-Grade Construction
The 900SBL-2F is built around a reinforced steel seat structure designed for regular use in demanding professional environments.
A chromed steel five-star base provides a stable platform while allowing the chair to move efficiently between nearby work zones.
The commercial-grade structure is rated to support users up to 300 LBS, making the model suitable for clinics, laboratories, treatment facilities, and technical workstations requiring dependable everyday seating.
For distributors, medical equipment suppliers, and furniture brands, selected component configurations can be evaluated according to project requirements and order quantities.
6. Professional Genuine Leather Upholstery
The black genuine leather upholstery gives the 900SBL-2F a clean and professional appearance suitable for premium clinical and technical interiors.
The material provides a refined finish for dental clinics, medical facilities, laboratories, executive treatment rooms, and other environments where both product performance and visual presentation influence purchasing decisions.
For OEM and private-label programs, Kanewell can evaluate alternative upholstery, color, caster, base, labeling, and packaging requirements according to project scope and minimum order quantities.
Recommended Applications
- Dental Clinics
- Dental Hygiene Workstations
- Orthodontic and Endodontic Practices
- Medical Examination Rooms
- Clinical Treatment Facilities
- Research Laboratories
- Veterinary Clinics
- Beauty and Aesthetic Clinics
- Optical Workstations
- Precision Assembly
- Technical and Inspection Workstations
- Professional Multi-User Environments

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Specifications
| Seat | W19" x D13.5" |
|---|---|
| Back | W16.5" x H13.5" |
| Seat Height | 23.5"- 31" |
| Overall Height | 34.5"- 42" |
| Package | 3.2 cu.ft. |
| Certificate | BIFMA/EN_1335 |
| Capacity | 300 LBS |
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