The ARRI SMB-1 Tilt module is for a Studio matte box 6.6" x 6.6" with 4:3 ratio sunshade, integrated tilt/extension module and back plate (R1 ring compatible)
15 mm or 19 mm Matte box arm and filter stages not included

The ARRI SMB-1 Tilt module is for a Studio matte box 6.6" x 6.6" with 4:3 ratio sunshade, integrated tilt/extension module and back plate (R1 ring compatible)
15 mm or 19 mm Matte box arm and filter stages not included