Four Stroke Rammer | Jumper Jack

This Rammer | Jumper Jack has a 4 stroke motor for quieter operations and is simple to start with one convenient lever for start-up, idle and shut-off mode. It also has a low or no oil sensor that will prevent the engine from starting.
Rammers | Jumper Jack are best used for compacting gravel, clay or dirt in pipe lines, trenches, foundations and other confined areas.