SmallRig Metabones Adapter Support Bracket for Sony FS5 1896 is an effective protector for camera lens and a solid foundation of Metabones lens adapter. Without it, the lens mount would be easily broken under the lens pressure, especially for heavy and long lens. According to the lens size, it is possible to adjust the distance between the lens center and bottom rods. Featuring a shape of “C” and a 1/4’’ screw, it is steady and convenient to lock. This lens adapter support is perfectly matched to the baseplate 1827.