The Prince Castle 537-315S Bun Toaster Upper Shaft is a vital component within Prince Castle bun toasters, specifically designed to ensure consistent and efficient toasting. This shaft plays a critical role in the mechanical operation of the toaster, directly impacting the quality and uniformity of toasted buns. #537-315S #Prince Castle #Bun Toaster #Upper Shaft #PartsFeCA #food... https://partsfe.ca/537-315s-prince-castle-shaftupper-bun-toaster