Can easily be screwed to edge of workbench. Thumb screw locks in wooden bench pin, which is supplied. Wooden bench pin measures 4" in length, and 2-1/4" in width (approx. 1" thick before taper).  Tang on the wooden bench pin measures 1-1/4" in length by 2-1/4" in width and is approx. 3/4" thick. 

This item is offered as a set only. Bench pin may be replaced 8141006 (or our 8141000 but the tang will need to be trimmed approximately 1/4" on each side).