Orange Soft Rubber Tubing, 12mm, Alternate Model Pack Size_100 Replacement drive belt matched to

Replacement drive belt matched to the companion hand-crank Van de Graaff generator

sized for direct-reading resistance measurements across student loads

Features white enamal graduations every 100mL

letting students explore mechanical advantage by counting the supporting strands and measuring effort

sized to detect small currents flowing in either direction during induction

Orange Soft Rubber Tubing, 12mm, Alternate Model Pack Size_100 Replacement drive belt matched toAlternate model orange soft rubber tubing at 12 mm bore, equivalent in application to the primary 12 mm model for laboratory fluid and gas connections between glassware.