Economy Differential Pulley Capacity_500mL Gift cards are delivered by

Gift cards are delivered by email and contain instructions to redeem them at checkout

91mm diameter

with adjustable slit and draw-out focusing for examining the spectral composition of light sources

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

Three-part skull model features painted muscle attachments and numbered details for cranial anatomy and muscle origin-insertion teaching

Economy Differential Pulley Capacity_500mL Gift cards are delivered byEconomy 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.