Potentiometer Assortment Kit with Storage Case - Includes 23 Trimmers and Pots23 piece assortment includes precision (multi turn) trimpots, panel mount pots, breadboard compatible trimmers, cermets and more Complete range of standard, commonly used values in a wide range of styles All pieces are contained in a durable polypropylene component storage case Perfect for classroom use or as a way to economically build a prototyping supply See description for full list of included parts This 23 piece assortment includes precision