Insync supports Team Drives syncing! In order to sync your Team Drives, you should have a Teams License.
Sync your Team Drives
1. Go to the Team Drives tab. One folder will be shown for each Team Drive you have.
2. Hover over the file or folder and click either Sync to custom location or Sync to default location.
2. To sync all items, click Selective Sync on the upper right-hand of the UI, and choose Select all.
3. You can also use Selective Sync to sync specific files and folders. Select Apply to confirm the changes, Undo to reverse any changes made, or Cancel to exit from the Selective Sync mode.