For use with ACE Pressure Reactors. Heavy wall funnel has a #15 Ace-Thred at top that can be stoppered using 5846 Plug, not supplied. Bottom drip tip is long enough to be secured in the #15 Ace-Thred on 6433 Reactor Head or One-Piece Reactor and has a bump and groove that restricts blowout when secured with 7506-06 Bushing and FETFE O-Ring (not supplied). With pressure equalizing arm and 0-3mm threaded PTFE stopcock plug. For replacement plug, order 8189-43.