Brass Slotted Mass Set with Hanger, 9 x 100g (1000g Total) Subcategory_Temperature and Heat Three-times life size bladder and

Three-times life size bladder and prostate model separates into two parts exposing the male urinary-reproductive junction for urology teaching

Five-hundred-turn 0

Shopping for someone else but not sure what to give them

Ten-centimeter brass cone on an ebonite insulator and metal base

Hand-cranked pulley steps up to a smaller dynamo pulley through a rubber belt

Brass Slotted Mass Set with Hanger, 9 x 100g (1000g Total) Subcategory_Temperature and Heat Three-times life size bladder andBrass nine piece 100 gram slotted mass set with a 100 gram hanger, each disc 37 mm in diameter and 11 mm thick, totaling 1000 grams for force, pressure, and pulley investigations in physics.