Detailed Product Description plastic tractor1:Strong hauling force,especially suitable to haul high-density pipes such as PP,PE.2:Hauling force is well distributed along the pipe,so the price can not be out of shape.3:Two caterpillars are applied to hold and haul pipes evenly. Traction12000Pressing Force20000Hauling Speed0.1-6Total Power5.5Pipe Scopeφ50-φ450Appliance Weight2000