Yes, they are designed to work with the LX side panels, so the length is dictated by that. As for gap to pinch weld, yes about 3/4" is correct to allow for body movement coming into contact with the sliders and legs. without
Some notes on these sliders. We made them to be functional, but what 20 years in this game has show me is that somewhere, someone can damage or bend them. This was not made to be the strongest hard core slider ever for the LX570. They were made to provide protection yet still be visually...