I built a router table insert for my convertible saw station/modular workbench. It replaces the table saw on the short end of the workbench (Gallery in comments). : r/woodworking
Add a Router Table to a Table Saw : 4 Steps (with Pictures) - Instructables
Cast-Iron Router Table Extension and Fence
Table Saw Router Table Packages
10" CABINET SAW/30" RIP FENCE/ROUTER TABLE/SLIDING TABLE KING Canada - Power Tools, Woodworking and Metalworking Machines by King Canada
Router Table Plan | Table Saw Upgrade | Extension Wing