provide a complete timber merchandising system. Caterpillar 559 Knuckleboom Loaders Feature: - A wide range of machine sizes with optional factory installed Delimber/Slasher packages provide processing and loading solutions for any forestry application. - High swing torque, swing speed, and lift capacity reduce cycle times and lower cost per ton. - Hydraulic system design provides smooth performance and fuel efficiency. - Heavy-duty booms and structures provide reliable operation and reduce ...