MJ1 Mechanical counter for LC flow meter. 1. for Metering gasoline/ diesel oil, Kerosene. 2.total 99, ... 999,999 , Delivery 5 digi MJ1 Mechanical counter for LC flow meter New crisp, high visibility digital display for optimum readability in ... for smooth operation and extra long life.Fits all popular flow meters. MJ1 Mechanical counter for LC flow meter