A1 Attachment
American "H" Class
| CHAIN NO. |
C | E | F | BOLT DIAM. |
T | W | X |
|---|---|---|---|---|---|---|---|
| H60 | 0.38 | 1.19 | 1.38 | 0.38 | 0.25 | 1.44 | 2.25 |
| H78 | 0.56 | 1.19 | 1.41 | 0.38 | 0.19 | 2.19 | 2.81 |
American "H" Class
| CHAIN NO. |
C | E | F | BOLT DIAM. |
T | W | X |
|---|---|---|---|---|---|---|---|
| H60 | 0.38 | 1.19 | 1.38 | 0.38 | 0.25 | 1.44 | 2.25 |
| H78 | 0.56 | 1.19 | 1.41 | 0.38 | 0.19 | 2.19 | 2.81 |