The Optimizer Insert for Spinner Turbines manufactured by Norell is precision adapter which accommodate 3 mm, 4 mm, and 4.25 mm NMR tube in a 5 mm spinner turbine.
Related Products
Optimizer Insert for Spinner Turbines, NMR Tube Size 4.25 mm into 5 mm Varian, Norell (CAT#: STEM-A-0006-LC)