I think I need 2 of these:
https://www.homedepot.com/p/Empire-98-in-Professional-Cutting-Guide-E902/203175575
I have a system similar to this I got as a kid. I think the extrusion is the same on both ends so with 2 kits you could make 1 12ft edge. A poor mans panel saw for $40?
I have to get out on the Driveway and play with this.
Thank you