US$ 16.00
with a spacer and keepers in a 3
supporting reproductive cell biology teaching
Suspends a 20mm solid lead cube from a spring scale for water-immersion density measurement
Four-piece polypropylene funnel set pairs 2
Basic Adjustable Pulley Clamp Material_Hardwood with a spacer and keepersNylon ball bearing adjustable clamp pulley supporting low friction rotation across varied rod and stand mounts, a flexible mounting option for pulley and force demonstrations.
US$ 16.00
US$ 48.00
US$ 14.00