Low-Friction Triple-Tandem Plastic Pulley, 25/38/50mm Diameter Physics_Alternative Energy Die-cast body with plated brass

Die-cast body with plated brass parts anchors this cork-lined two-prong universal clamp

and energy transfer in a compression wave

this cast double burette clamp secures two burettes side by side for back-titration and comparative analytical procedures

this motor-generator pairs a split-ring commutator against slip rings with bulb indicators

Low-Friction Triple-Tandem Plastic Pulley, 25/38/50mm Diameter Physics_Alternative Energy Die-cast body with plated brassTriple tandem plastic pulley with 25 38 50mm ball bearing wheels on an open sided 17. 6cm steel frame, eliminating cord threading during setup in compound pulley experiments.