If you rip with Fab in clone mode, the LB will be preserved on the ripped image regardless of any other settings. If you burn with VSO, this LB is also automatically preserved on the burn.
With Img, you’ll have multiple choices for the location of your LB, one of which should be the original LB. It looks a little complicated, but it’s really not bad. LUK! color codes the LB locations for you.
Be certain that your standalone player(s) support seamless LB if you opt for this.
Both burn engines work just fine for me for DL burns.
Here’s an example of LB positions in Img: