UtiliTrak® SW series wheel plate assemblies are compact linear guide bearing blocks with pre-installed steel guide wheels and molded track wiping lubricators. Compact design with 5 each crown roller guide wheels including 3 fixed location concentric wheels, and 2 adjustable location eccentric wheel for field adjustable fit-up to linear guide track. Precision ground carbon steel wheels with shields are ideal for general purpose applications with large debris contamination and heavy loads. Crown rollers with a curved outer surface can accommodate misalignment of the linear guide while providing smooth and quiet operation. Internally lubricated with general purpose grease.