On Kimball grands, the original pedal brackets often become brittle and break, like in the photo below.
This pair of aftermarket replacement brackets from Supply88 will remain durable for many years to come.
To lubricate the steel pins of the pedals, where they make contact with the brackets, we recommend Super Lube Synthetic Grease with Syncolon (PTFE), or Protek MPL-1.
An example of original, damaged brackets: