| Particulars |
Size 1 (Inch) |
Size 2 (Inch) |
Size 3 (Inch) |
Size 4 (Inch) |
| Overall width seat |
13¾" |
15" |
17" |
19" |
| Seat Length |
10¼" |
12½" |
14¼" |
16¾" |
| Seat Overall height |
15¾" |
17" |
19" |
20" |
| Effective seat width (A) |
9½" |
11" |
12½" |
13½" |
| Effective seat depth (B) |
9¾" |
11½ |
13¾" |
15¾" |
| Backrest height (C) |
13¾" |
15 |
16½" |
18½" |
| Back width (F) |
7¾" |
8¾ |
10¼" |
11" |
| Seat Folded height |
9½" |
10¼ |
10¾" |
10¾" |
| Seat Folded length |
15" |
15¾ |
17" |
18" |
| Backrest angle |
30° |
30° |
30° |
30° |
| Overall width (G) |
17¼" |
18" |
19¾" |
21¼" |
| Frame Length(H) |
26" |
26" |
26" |
26" |
| Frame Folded height |
8" |
8" |
8" |
8" |
| Frame Folded length |
29" |
29" |
29" |
29" |
| Seat surface height at front edge (E) |
19¾–23½" |
19¾–23½" |
19¾–23½" |
19¾–23½" |
| Overall height (I) |
33¾" |
35" |
36½" |
37½" |
| Lower leg length |
7–10¼" |
9¾–13¾" |
11¾–15¾" |
11¾–15¾" |
| Leg to seat surface angle |
90–60° |
90–60° |
90–60° |
90–60° |
| Seat plane angle |
-15–35° |
-15–35° |
-15–35° |
-15–35° |
| Seat Mass device |
5.5 lb |
6.5 lb |
8.8 lb |
9.9 lb |
| Total mass |
24.2 lb |
28.6 lb |
30.8 lb |
33 lb |
| Max load |
77.1 lb |
110.2 lb |
132.2 lb |
154.3 lb |