4mm Connecting Lead, Model B Base_Octagonal and mechanical-advantage experiments (stand base

and mechanical-advantage experiments (stand base and support clamp sold separately)

the optical-grade body delivering cleaner refraction angles than acrylic peers for precision Snell's law work

and steel cubes machined to the same 1

Two independent output channels on this compact AC/DC power supply deliver six selectable voltages up to 12V at 500 mA each

and assorted metal samples for structured lessons

4mm Connecting Lead, Model B Base_Octagonal and mechanical-advantage experiments (stand baseUsed as a basic 4mm plug to plug patch wire, this insulated lead provides reliable bench circuit connections between instruments, components, and student built apparatus.