US$ 21.99
Polyhedral 120mL glass alcohol lamp ships with a metal cap and fiber wick for low-temperature bench heating in chemistry and biology demonstrations
ten per pack
Medium-size 5-inch pulley on a universal clamp accepting a variety of support surfaces
and engineering classroom activities
Molded in one piece with sleeve-bearing wheels
High-Speed Low-Friction Pulley on Rod, 10" Type_Apron Polyhedral 120mL glass alcohol lampTen inch high speed low friction pulley on a 12mm aluminum rod, pairing a 2 inch plastic wheel with a metal bearing for smooth, consistent rotation in force and motion experiments.
US$ 21.99
US$ 13.50
US$ 26.85
US$ 25.00
US$ 40.00
US$ 80.00