The Alero chair offers a choice of knee-tilter or multi-tilter mechanisms. This ergonomic chair's unique lumbar support adjusts in both depth and height, providing users with a truly individualized back contour. The Alero chair's seat height and depth is also adjustable.
| High back | Medium back | |
| Overall dimensions | 25" W 24.5" D 48.5" H |
25" W 24.5" D 40" H |
| Seat dimensions | 19.5" W 18" - 19.5" D 16.5" - 20.5" H |
19.5" W 18" - 19.5" D 16.5" - 20.5" H |
| Back dimensions | 18" W 29" H |
18" W 22.5" H |
| Weight | 48 lbs | 44 lbs |
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This chair comes in both medium back and high back options (medium back below shown with mesh back).

There are two mechanism options:
Knee-Tilter
Multi-Tilter
The chair base is available in either the standard black finish or a polished aluminum finish, shown below.

The chair arms come standard with height adjustment. They may also optionally include 2" of width adjustment to help users position their arms the correct distance from their body.
Grade 3. 100% polyester.

Grade 3. 100% polypropylene.

Grade 3. 68% olefin, 32% polyester.

Grade 4. 100% nylon. Teflon coating.

Grade 4. 70% Nylon, 30% recycled polyester. Teflon coated.

Grade 4. 100% Nylon.

Grade 7. 100% leather, 100% polyvinyl chloride

Grade 10. 100% leather.
