4-Prong Cork-Lined Clamp on Stainless Steel Rod, 4.1" Max Included_Rod & Base and vascular cylinder for plant

and vascular cylinder for plant anatomy and absorption teaching

verifying conservation of momentum in two dimensions for mechanics-unit investigations

sized for physics force experiments and balance calibration in classroom laboratory sessions

Used to trace the invisible shape of magnetic fields

Low-level peroxide test strips in a 50-strip vial calibrated at 0

4-Prong Cork-Lined Clamp on Stainless Steel Rod, 4.1" Max Included_Rod & Base and vascular cylinder for plantCork lined four prong jaws cushion beakers, Erlenmeyer flasks, test tubes, and burettes up to 4. 1 inches, attached to a 10mm diameter 5. 5 inch stainless steel connecting rod.