| pos. | decription | spare part number | |
| 1 | Capscrew | 323-10 |
| 2 | Washer | 111419 |
| 6 | Clip-Spring | 2534 |
| 10 | MUTTER | 3296-29 |
| 12 | Bolt-Shoulder | 88-4590 |
| 13 | Flat Washer | 3256-24 |
| 14 | Arm-Idler (Only On: 72043, 72103, 72063, 72083) | 92-6900 |
| 15 | Spring-Extension | 79-7530 |
| 16 | Pulley-Flat Idler (Only On: 72043, 72103, 72063, 72083) | 92-7101 |
| 17 | Nut-Lock | 3296-59 |
| 18 | Bushing-Eccentric | 111418 |
| 19 | Spacer (Only On: 72043,72063,72103) | 93-3658 |
| 20 | Pulley-Idler (Only On: 72043, 72103, 72063, 72083) | 92-7102 |
| 27 | Washer | 3256-23 |
| 31 | Hex Hd. Capscrew | 322-5 |
