Engine:Air-cooled,single cylinder,4-stroke Power (hp):5.5(4kw) Centrifugal force(KN):30.5 Frequency(vpm):4000 Product DescriptionSuperior compaction in any direction, forward and reverse. Ideal for sand, gravel and mixed soils in narrow trenches and along foundations, walls and abutments. Features-- Easy-to-reach located controls.-- Large shock mounts reduce vibration to the handle-- Heavey-duty ...