CAMVATE Camera Handle Grip Qr Top Handle(Aluminum Alloy) with Nato Rail for Cinema Camera Material: Aluminum & Rubber 1/4"-20 & 3/8"-16 thread The NATO Handle Kit (Plus, 100mm) is a quick release top handle that attaches and detaches without screws. The rail can be mounted front to back or side to side on any two or three 1/4-20 tapped holes allowing front to back or side to side adjustment of the handle. M5 Thread knob .It is spring loaded, and can be pulled out and turned to a more user friendly position after being tightened.