This adaptor is suitable for Bosch GOP and GMF routers allowing you to guide the router in a circle. The adaptor is attached to the fence rods and is fitted with a 4mm centre pin from which you can rotate the router in full or part circles.
23 May 2018
Watch out!There is nothing in the description to say guide rails are not included. In fact all illustrations etc suggest guide rails are part of the guide. Unless you are prepared to pay an extortionate amount for the rails or you have rails you can use this is useless as it is.