US$ 22.95
Triple tandem plastic pulley with 25/38/50mm ball-bearing wheels on an open-sided 17
gripping square or round rods up to 16 mm and accommodating flat articles like rulers and drawing boards
Rubber-footed 8 by 5 inch powder-coated steel base pairs with a stainless steel 60cm rod at 12mm diameter for a 3
sweat glands
Human Circulatory System Model, Hand-Painted Plastic Labware_Plastic Measuring Cylinders Triple tandem plastic pulley withHand painted arterial red and venous blue vessels trace the full systemic and pulmonary circulation across a mounted human figure for cardiovascular teaching.