Subtotal
Model

Sizes & Dimensions

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.

Important: Make sure that seat width, depth, and height are adequate for each user.

Note: If using the rocking chair base, add 2 inches to seat height.

Key user dimensions (inches)
Compass Chair sizing

The user’s overall height and knee to heel measurement are a general guide to help you select the appropriate chair. Choose the model that allows for growth.

Item Dimensions (inches) R340 Size 4 Compass Chair
User’s overall height
Knee to heel

55 – 65
14½ – 18½

Base footprint (WxL)

21 x 20

Base footprint with stability feet (WxL)

27 x 28

Base footprint with rocking chair base (WxL)

21 x 33

Base footprint with anti-tip base (WxL)

24 x 31

Seat height

14½ / 15½ / 16½  / 17½ / 18½

Seat depth

14¾

Seat width

16¼

Back height

14¼

Armrest height above seat

8¼

Armrest length

9¾

Pelvic harness thigh circumference

15 – 34½

Maximum working load (lb)

220

Special school pricing available on classroom products.
Subtotal
Configuration quantity:

R340 Size 4 Compass Chair

Subtotal
Discount
Secondary Discount
Total

Sizes & Dimensions

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.

Important: Make sure that seat width, depth, and height are adequate for each user.

Note: If using the rocking chair base, add 2 inches to seat height.

Key user dimensions (inches)
Compass Chair sizing

The user’s overall height and knee to heel measurement are a general guide to help you select the appropriate chair. Choose the model that allows for growth.

Item Dimensions (inches) R340 Size 4 Compass Chair
User’s overall height
Knee to heel

55 – 65
14½ – 18½

Base footprint (WxL)

21 x 20

Base footprint with stability feet (WxL)

27 x 28

Base footprint with rocking chair base (WxL)

21 x 33

Base footprint with anti-tip base (WxL)

24 x 31

Seat height

14½ / 15½ / 16½  / 17½ / 18½

Seat depth

14¾

Seat width

16¼

Back height

14¼

Armrest height above seat

8¼

Armrest length

9¾

Pelvic harness thigh circumference

15 – 34½

Maximum working load (lb)

220

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