Economy Differential Pulley Capacity_500mL offering a 250g capacity at

offering a 250g capacity at 5mg sensitivity for Archimedes-principle work

sized to fit tight laboratory frames while carrying heavy loads

providing the high-resistance leg of a voltage divider where current draw needs to stay in the microampere range

Hundred-milliamp DC scale on a 315x115mm laminated panel with sealed shunt

Used to introduce LED polarity and forward-bias behavior

Economy Differential Pulley Capacity_500mL offering a 250g capacity atEconomy three step plastic differential pulley with 20, 40, and 60mm sheaves on a single rod mounted piece, a low cost option for introductory mechanical advantage demonstrations.