Regulating Drop on a Grand Piano Action

Regulating the amount of hammer drop on a grand piano action goes along with adjusting the let-off distance as part of the regulation process on a grand piano action.  Making this adjustment is as simple as turning the drop screw, but obviously getting it set at the right level is the important part.  The video above demonstrates how to make this adjustment.


Parts and Supplies Needed:

- Grand Drop Screw Regulator 

Product used in this video: