Natral&Butyl rubber inner tube
| Size of tube | Valves | Size of tube | Valves | Size of tube | Valves |
| 1.75-17 | TR4 | 250/275-17 | TR4 | 400-10 | TR87 |
| 1.85-17 | TR4 | 250/275-18 | TR4 | 400-12 | TR13 |
| 2.00-17 | TR4 | 275/300-17 | TR4 | 450-12 | TR13 |
| 2.25-17 | TR4 | 275/300-18 | TR4 | 500-12 | TR13 |
| 2.50-17 | TR4 | 300/325-17 | TR4 | 400-17 | TR4 |
| 2.75-17 | TR4 | 300/325-18 | TR4 | 410-18 | TR4 |
| 3.00-17 | TR4 | 110/90-16 | TR4 | 460-17 | TR4 |
| 3.00-18 | TR4 | 110/90-17 | TR4 | 100/90-17 | TR4 |
| 2.75-18 | TR4 | 90/90-17 | TR4 | 120/80-18 | TR4 |
| 2.50-18 | TR4 | 90/90-18 | TR4 | 275/300-21 | TR4 |
| 3.25-18 | TR4 | 90/90-19 | TR4 | 130/60-13 | TR4 |
