Premium Photo | Detail of a carpenter using a router with an adjustable template.
Jig for Cutting Squares/Rectangles | Router Forums
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
Adjustable Router Guide Template | OpenBuilds
How to Make an Adjustable Routing Template - YouTube
My version of an adjustable router template using microjig matchfit hardware. : r/woodworking
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