Kartell Pipet Filler with Plunger

To use the Kartell® pipet aid filler, simply press the plunger to fill the pipet and then release the thumb to retract. Knurled cap adjusts the plunger stroke for repeating preset volume. Rubber chuck will hold pipette securely and safely. Comfortable grip. For use with 10ml pipettes, lower capacities can easily be over filled. Provided with graduations on the body molded in yellow ABS.