Borosilicate Glass Demonstration Tube, 23.5 x 0.79 inch Health & Genetics_Equipment & Supplies Nylon ball-bearing adjustable clamp pulley

Nylon ball-bearing adjustable clamp pulley supporting low-friction rotation across varied rod-and-stand mounts

and tendons of the left foot on a mounted base for detailed podiatry anatomy teaching

and ponds using an alternating black-and-white Secchi disc visible through the clear 100cm tube during turbidity sampling

Neoprene Bunsen burner hose sized to fit 8-10 mm gas-inlet connectors

Borosilicate Glass Demonstration Tube, 23.5 x 0.79 inch Health & Genetics_Equipment & Supplies Nylon ball-bearing adjustable clamp pulleyBorosilicate glass demonstration tube measures 23. 5 x 0. 5 inches for physics demonstrations, chemistry experiments, and educational applications.