| Modelo | Ancho del transporte | Ancho útil |
|---|---|---|
| Martens 8 barras | 2590.8 mm - 8.5 pies. | 5 m - 16.5 pies. |
| Martens 16 barras | 3861.8 mm - 12.7 pies. | 7.3 m - 24 pies. |
| Martens 12 estándar de varilla | 3861.8 mm - 12.7 pies. | 7.3 m - 24 pies. |
| Martens 12 barras pesadas | 3861.8 mm - 12.7 pies. | 9.1 m - 30 pies. |