The halbstück is a cask found in the Rhine region of Germany. It can hold the equivalent of 158 US gallons or 600 litres.
Germany's "semi-dry" wines having no more than 18 grams of sugar per litre. These wines are sweeter than "trocken" wines but drier than most other modern German wines.
A bottle containing 375 ml or one-half of what a standard bottle can hold.