XXXTractor makes different sized options for their 3Bubble BagCold Water Herbal Extraction System. It is a chemical free cold water system used for the extraction of oil or trichomes It also serves as a water separation kit and comes in a variety of micron sizes.
Add different amounts of dry plant matter based upon the kit size you choose. They claim a trichome yield of 5 to 10 % of dry plant matter.
* Extra items needed:
Electric mixer
Bags of ice
Gallon size of container/bucket to hold the screens