FILAMATIC64 Head Automatic Inline Piston Filler M# MRV 4. Currently set up to do 2 Oz jars. 8' L S/S Conveyor With3 1/2" plastic belt, Star wheel bottle Indexing, Diving nozzles,, and controls. Can Be Used With Air-Operated Valves. Comes with 6- 4oz pistons.