Originally Posted by Tom Ruflin
First, download the instructions from Rockler's website. Although, there's not a ton of info on them there was enough for me to understand how the extension are meant to work. If you need to remove the extensions for any reason be sure to mark their orientation so you can get everything back where it should go. Because I wasn't smart about this I had to install them 3 different times (yeah, I'm no Einstein!). Good luck!
Brian.