The ball drive, or planetary reduction drive, allows the user to obtain finer tuning control with silky-smooth reduction, so that the driven bore rotates one time for every 6 rotations of the input knob. The B1N6X0 is the same as the B1F6X0 but the flange intended for dial mounting has been omitted.
RATIO: 6:1, Reduction
NO DIAL FLANGE
NO KNOB INCLUDED
Constant input/output relative position?: NO