This unique clamp from American Clamping aligns & holds almost any kind of right-angle assembly. A pivoting clamp screw & head holds pieces up up to 1-1/8" differing thickness, with maximum capacity of 1-3/4" uniform stock thickness. Clamp accommodates right-angle joints with one through member; maximum through thickness 1-1/8". Jaw depth 1-3/16". Optional detachable mounting brackets (2-1/8" maximum thickness) secure clamp to work surface.