For use as series resistors or potentiometer. Slide wire type. Made of Brass/Aluminium with metal or bakelite feet.
Size Ohms
6” 10 20 25 50 100 500 1000 10000
8” 10 20 25 50 100 500 1000 10000
12” 10 20 25 50 100 500 1000 10000