This takes all the headaches of soldering the wires to the track and provides a uniform look to your rail joiners. Be sure to separate them with wire cutters and not just bend them apart. The cleaner the cut when seperating them the easy they will be to use when joining rails.

I don't have the best soldering skills so these work perfectly. The rail joiners are an extremely tight fit to ensure a solid connection.

Can’t get these to fit on Walthers code 83 flex track Too small to slip on the rails