This heavy duty groove extrusion can be used with our tongue extrusion for 9mm plywood panel to provide your road case with a seal between the lid and the rest of the case.
Other ways this tongue and groove system can be used is for cases that needs a slide out panel built into the side for easy access to certain sections of the interior without needing to empty the case. For example, a case with a built in rack to house semi permanent installations that needs to be frequently accessed.
It is made of 6063-T5 aluminium and is 1mm thick. Available in 1.5m and 3m lengths.