
Case ideal for storing Zahn viscometer cups. You have to remove one of the polyurethane foam pads to install the mechanism, but it works fine. I suggest measuring the length carefully and leaving at least an inch. I laid everything out and chose the cover I needed.

π§° Stalwart 75 STO3183 Parts & Crafts Organizers
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π§ MLTOOLS Pliers and Cutters Organizer Pro β Non-Slip Rubber Base β Fuel and Solvent Resistant β Durable and Long-Lasting Tool Storage Box Rack β Set of 2 Plier and Cutter Organizers β Made in USA , P8248
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π οΈ Makitoyo Double Side Tools Organizer with Customizable Removable Plastic Dividers, Hardware Box Storage for Screws, Nuts, and Small Parts - 34-Compartment, Black/Orange, 12.6β L x 10.6β H x 3.2β W
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π§ Gray Portable Tool Box, 20-1/4 Inch width
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