1. Unique Multifaceted Shank
Designed by Renner for increased strength and superior enery transmission of the hammerhead.
Finest quality materials, rosewood inset for maximum strength and torque resistance.
3. Action Center
Exclusive Renner designed pre-glued and graphite flange bushing cloth for stronger and more uniforn action centers.
4. High Definition Flange
Designed to provide a more accurate flange seating on the many different rails produced over the years for both vintage and modern pianos.