Consists of Body with Ace-Thread, adjustable Inner Tube and Nylon Bushing with FETFE O-Ring. Available with optional threaded tubing adapters (-75,-78), or modified with #15 Ace-Threads on inlet/outlet for use with PTFE Ace-Safe connectors to allow safe easy tubing connect-disconnect. Simply attach tubing to serrated end of adapter, via bushing/connector to inlet and outlet of trap. Unmodified version NOT supplied with adapter. Complete item consists of body, inner tube, and Nylon bushing.