This gaslight burner has a "Screw On" mount as opposed to a "Slip On" one. If you're not sure which burner you need, look at the base of the tube. It is either threaded or slip-on.

Cast aluminum head with three ceramic burner tips included to accept standard gaslight mantles, like the SM2. 9" long aluminum venturi. This burner fits Gaslight America GL36,GL9000, GL3000, GL900, GL1000, GL1200, GL1400, and GL1600 series.