Multi-angle adjustment adaptor head; one adjustment to the hex nut allows you to pre-set the amount of pressure necessary to move the vise body -- by grasping the vise body and placing it in the angle you wish. Available in pedestal or clamp base. Specifications: Hook range = 8/0 – 22; Length (jaw tip to end) = 5-1/2”; Height (jaw tip to desk) =7”; Weight (pedestal) = 5.5 lb, (c-clamp) = 2.25 lb.