Timming Belt AT20
| Type | Pitch Length (mm) | Sleeve Width (mm) | Teeth No. |
| AT20×1000 | 1000.00 | 450 | 50 |
| AT20×1080 | 1080.00 | 54 | |
| AT20×1100 | 1100.00 | 450 | 55 |
| AT20×1240 | 1240.00 | 62 | |
| AT20×1280 | 1280.00 | 64 | |
| AT20×1320 | 1320.00 | 66 | |
| AT20×1460 | 1460.00 | 73 | |
| AT20×1700 | 1700.00 | 250 | 85 |
| AT20×1780 | 1780.00 | 89 | |
| AT20×1880 | 1880.00 | 94 | |
| AT20×1900 | 1900.00 | 250 | 95 |
| AT20×2360 | 2360.00 | 250 | 118 |
| AT20×2600 | 2600.00 | 130 | |
| AT20×2760 | 2760.00 | 138 | |
| AT20×3100 | 3100.00 | 155 | |
| AT20×3620 | 3620.00 | 181 | |
| AT20×4760 | 4760.00 | 238 | |
| AT20×7600 | 7600.00 | 380 |
