Sizes and Dimensions for Positioning Chairs
Use the dimensions chart below to help you make the right choice for your client.
Want to make sure it fits? Download a detailed chair sizing worksheet.
The user’s overall height is a general guide to help you select the appropriate positioning chair. Choose the model that allows for growth.
| Item Dimensions (inches) | R850 Medium hi/lo Activity Chair |
|---|---|
| User’s overall height |
40 – 56 |
| Frame width |
27½ |
| Frame depth (front to back) |
31 |
| Seat height above floor |
12 – 23 |
| Seat angle for tilt-in-space (degrees) |
15° forward, 25° back |
| Backrest angle adjustment (degrees) |
5° forward, 20° back |
| Footboard knee angle (degrees) |
45° – 110° |
| Seat height above footboard |
7¾ – 15¼ |
| Seat width with hip guides |
8½ – 11½ |
| Seat width without hip guides |
14 |
| Seat depth (1" increments) |
11 – 16 |
| Armrest height above seat |
7 – 10½ |
| Trunk support width |
6½ – 12 |
| Backrest height above seat |
15½ – 19 |
| Headrest height above seat |
17½ – 24½ |
| Maximum working load (lb) |
150 |
More information about the Activity Chair is located in the Product Manual.
Having trouble printing this chart? Try this printer-friendly chart instead.
Download the Activity Chair Positioning Checklist.
| Activity Chair Sizes |
|
|
R850 Medium hi/lo Activity Chair
Sizes and Dimensions for Positioning Chairs
Use the dimensions chart below to help you make the right choice for your client.
Want to make sure it fits? Download a detailed chair sizing worksheet.
The user’s overall height is a general guide to help you select the appropriate positioning chair. Choose the model that allows for growth.
| Item Dimensions (inches) | R850 Medium hi/lo Activity Chair |
|---|---|
| User’s overall height |
40 – 56 |
| Frame width |
27½ |
| Frame depth (front to back) |
31 |
| Seat height above floor |
12 – 23 |
| Seat angle for tilt-in-space (degrees) |
15° forward, 25° back |
| Backrest angle adjustment (degrees) |
5° forward, 20° back |
| Footboard knee angle (degrees) |
45° – 110° |
| Seat height above footboard |
7¾ – 15¼ |
| Seat width with hip guides |
8½ – 11½ |
| Seat width without hip guides |
14 |
| Seat depth (1" increments) |
11 – 16 |
| Armrest height above seat |
7 – 10½ |
| Trunk support width |
6½ – 12 |
| Backrest height above seat |
15½ – 19 |
| Headrest height above seat |
17½ – 24½ |
| Maximum working load (lb) |
150 |
More information about the Activity Chair is located in the Product Manual.
Having trouble printing this chart? Try this printer-friendly chart instead.
Download the Activity Chair Positioning Checklist.
| Activity Chair Sizes |
|
|
