Adapter, Thermometer (Cone Joint)

With 10/30 thermometer joint, angled, for use in multiple neck flask. The frosted, precisely ground joints provide a leak-free way to assemble all the standard taper glassware together. The bottom male joint may fit a 24/40 connecting adapter boiling flask, the 10mm hose connection accommodates a heavy wall vacuum tube. The 10/30 taper out joint fits a glass thermometer with 10/18 male joint