UVF Mount (Alexa Mini) attaches the ARRI Multi Viewfinder MVF-1 directly. Three points of adjustment: 15mm Tube Clamp for tilt and distance to the camera, NATO thumbscrew (identified by red component) for positioning on NATO rail, and tension thumbscrew to adjust tilt of EVF. Tool-less design allows quick installation and removal of UVF v2 Sled. Safety pin prevents accidental removal. UVF v2 Sled can attach to any NATO-style rail. NATO Arm length approximately 5-.