Single screw bottle timing system with 60" long feed screw, system is driven by baldor 1/2 horsepower gear motor in custom built mountable frame assembly with twin hub city 90 degree, 1 to 1 gear boxes driving screw with variable speed drive, 90 volt motor includes lesson dc speed controller operating on 120 volt/ 1 phase supply, integrated photo eye activates screw with presense of container and stops system when containers are not present. Formerly used in pharmaceutical packaging. See video demonstration of this unit under power on our youtube channel https://youtu. Be/a0t3pf2kg-m