MJ1 Mechanical counter for LC flow meter. 1. for Metering gasoline/ ... Kerosene. 2.total 99,999,999 , Delivery 5 digi MJ1 Mechanical counter for LC flow meter New crisp, high visibility digital ... to 250 rpm of right wheel ord.Built-in precision totalizer accumulates uo to 99,999,999 units,Delivery display 5 ... and extra long life.Fits all popular flow meters. MJ1 Mechanical counter for LC flow meter