Made of two overlapping aluminium parts, which can be pushed in and out of each other in telescope fashion to match the length/volumina of the pipettes in question.
The cover is slipped over the lower part of container to a greater or lesser degree depending on the length of the pipettes.
Only one container size for all standard pipettes 280 to 420 mm (RS) and only one container size for all short or pasteur pipettes from 145 to 235 mm (RK).
Fitting SILICON silicone insert, made of 2 mm thick silicone rubber. For insertion in VARICON RS (lower part) pipette containers. Design to prevent damage to pipettes caused by sudden shock.