simple roubo pinless leg vise

this video shows my roubo pinless leg vise in action and talks about how it works. i am posting it here because the design is so much simpler than other popular designs. the goal is to make the vise jaw pinch the workpiece at the top of the vise, not the bottom. tradititionally a series of holes were drilled in the parallel guide and a pin was put in place to hold the hold the bottom of the vise jaw away from the bench leg. pinless vice designs eliminate the need to adjust the pin setting for different