QWORK 100ml Filtering Buchner Funnel Medium Frit (G2) Lab Glassware with Standard 24/40 Joint and Vacuum Serrated Tubulation, 56mm Inner-Diameter, 60mm Depth: Amazon.com: Industrial & Scientific
5000ml Vacuum Suction Glass Filtering Filtration Unit with Buchner Funnel - China Vacuum Filtration Unit, Glass Vacuum Filtration Unit | Made-in-China.com