Design for locking two 19mm (3/4″) boards with dogs holes together. To lock this dog in you will also need a matching threaded Multi Function Knob.
Select either 20mm or 3/4″ plug and a threaded center of M8 or 5/16″UNC. The top is 25mm diameter and 10mm thick.
3D Printed using PLA Plastic Filament. Printed when ordered.