... more compaction force it generates. The resulting vibrations cause forward motion also known as a One Way Plate Compactor. ... a reversible plate to allow forward and reverse motion. Unlike standard plates, the reversible forward travel may be stopped and ... Compactor Model Option:CONSMAC have an extensive model optional including forward Vibratory Plate Compactor SPC50, SPC60, SPC70, SPC80, SPC90, ...