US$ 109.50
For tandem hanging during physics force experiments
and an 18mm attachment diameter for pulling small weights in mechanical-advantage experiments
Red LED on a demonstration base with 4mm plug connections
the lower-friction variant of the metal-bearing bench-clamp pulley in the series
Thermometer-specific clamp with an integrated boss head
Silicon Bulb Pipette Filler with 3 Pinch Valves, 54mm Science at Home_Earth Science For tandem hanging during physicsSilicon bulb pipette filler with 3 pinch valves measures 54mm diameter for controlled suction during pipetting of aggressive chemical reagents.
US$ 109.50
US$ 449.50
US$ 447.50
US$ 847.50