Click to expand Tap to zoom Collection Ball Fermentasaurus 0.5 Literer Keg King by Keg King Sale 89,00 kr 107 in stock. 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Keg Kings Extra yeast collector for your Fermentasaurus Gen 1 & 2 as well as Fermenter King Gen 3. Fit for those who want to save the yeast for a while in the refrigerator after brews.