The best way to export your SolidWorks models to JT. Includes mandatory annual maintenance.
SolidWorks Plugin: JT Exporter Floating License w/ One Year Maintenance is the best Plug-in to export JT files using SOLIDWORKS.
Installing this plug-in will add to SOLIDWORKS exports for CATIA V4 3D, CATIA V5 3D, JT, PDF 3D and UG NX 3D.
However, you need a license for each desired export.
In order to work properly, your copy of SolidWorks Plugin: JT Exporter — Floating License w/ One Year Maintenance requires Solidworks.