Ace Glass 6488-40 100 mm Head with 4 Necks, (1) 45/50, (2) 24/40, Conical Flange, Thermometer Joint 14/35

This standard 4" (100 mm) head has (3) outer joints in line, plus a 14/35 side joint which takes a 5021, 5028-26 or 8300-07 bushing adapter to be used with ACE 8314-10/30 thermometer. The 6500 thermometer well can also be used with this head, when using a standard thermometer. For use with 6475, 6476, 6477, 6479, 6480, 6481, 6491, and 6492 ACE reaction flasks.