I cannot speak for the HF feed unit, but everyone of the imported
units Ive installed were simply to install and did not require making
any permanant or damaging mods to the mill. Ive probably installed
100 of them in the last 4 yrs.

Gunner



AFAIK you cannot change out a gearbox powerfeed with any other. maybe a
lyman on the other end of the table. They use a different
leadscrew[looooong]