Extraction Proz 50-EXT-30 Glass Extractor Extraction Filter Tube 30" Long 50mm Diameter Clear with Stainless Steel Clamp Go to amazon.com Related posts Top recommendation for extraction tube Feature30" Long - XXL50mm 2" ODHand Made Glass Description50mm OD 30" Long 5mm Wall Thickness Professionally Hand Crafted in United States Annealed at 1050 Degrees F to remove all stress. This is tube is a massive 30"