This chocolate fountain tier set will fit your PRO-31 (Sierra) Chocolate Fountain. Includes all pieces to make a complete tier set (excluding auger) for your Sagra Pro Chocolate Fountain. Our chocolate fountain tiers are a high-polished 304 stainless steel and all pieces easily slide together for the easiest to clean chocolate fountain. The small tiers mean no large parts for when you wash your chocolate fountain. NOTE: Our chocolate fountain tiers will only fit Sagra Pro Chocolate Fountains. Please call if you need clarification on if our chocolate fountains tiers will fit your current chocolate fountain.