The Camera Motion Research Adjustable Field Monitor Yoke is well suited for mounting director's/client monitors up to 10" wide, in a hand holdable frame. It features lightweight anodized aluminum construction at only 1.1 pounds, and comes with comfortable hand grips. The handgrips support two beams, top and bottom, each beam has six 1/4"-20 threaded holes for attaching accessories. The Yoke height is adjustable from 5.25 to 8".
6 x 1/4"-20 threaded accessory holes on each support rail.
You can adjust the overall height of the unit, from 5.25 to 8".