If you frequent the router, you need to check out the VRJ (Variable Router Jig). It makes for quick and easy setups for mortises, inlays, pockets, and... | By Woodpeckers - Facebook
Make your own adjustable DIY Router Template ! A must have Jig ! - YouTube
Woodpeckers Variable Router Jig 45 x 81 cm verstelbare freesmal SET | VRJ-191832
Trend Adjustable Routing Jig Frame & Guide System for Creating Square and Rectangular Recesses, Slots, and Face Panel Molds with a Router, VARIJIG - Router Accessories - Amazon.com