Physics Experiment Equipment Magnetic Slide Rheostat 20 Ohm 20 A

Description:

High quality material, durable and safe.
Scentific Laboratory 20 Ohms 20Amps Sliding Rheostat Variable Resistor for Physical Electrical Experiment Equipment.
Great for school teaching tools and lab supplies.
Material: Metal
Size: Approx. 155x45x40mm/6x1.38x1.77x1.57 inches

Package Includes:

1 Piece Sliding Rheostat