MIT offers a Carriage both standard and heavy duty. You can use 4-10 inch bands depending on the model you choose. The headrig is made heavy. It has a high tension blade system with air bags. It uses motorized mobile pressure guides. It also comes with a 2' wide motorized belt conveyor. It has a wheel guard with pneumatic or hydraulic system to open and close. 150hp electric motor 50 or 60 Hz. The most popular carriage is for 8' - 16' logs up to 32" in diameter. Three (3) reinforced steel knees with hydraulic system with reference to cut line of 4". Reinforced frame for heavy duty work. Six (6) pairs of wheel assemblies with bearings. Can use either a PLC or Mudata setworks with variable parameter in control console. Three (3) pneumatically actuated cant ejectors and three motorized log rotators on the carriage. Electrical elements 380 or 440 Volts 50 or 60 Hz. Wheels carry the traction cables. A winch for carriage movement with gear with electromagnetic brake power of 22 Kw. This is a great machine to cut your larger logs.