20 liter wooden barrel ideal for aging beer and spirits with base, stopper and spout. Wood: French oak Thickness of the dowel: 19mm Humidity < 10% Natural drying 24 months Weight: 15kg Number of galvanized metal hoops: 6 Connecting hoops with galvanized rivets Wine inlet hole diameter: 20mm Wine outlet hole diameter: 25mm Barrel burn: medium 100% conical cap for a perfect fit 100% tapered cannula for a perfect fit