The MB-611 kit is MB-600 matte box system consisting the following products; (0620-0101) front unit; (0620-0201)rear unit; (0620-0311) single rotatable filter stage; (0640-0001) flter frame 6,6” x 6,6”; (0660-0010) 19 mm rails adapter.
The MB-612 kit is MB-600 matte box system consisting the following products; (0620-0101) front unit; (0620-0201) rear unit; (0620-0312) double rotatable filter stage; (0640-0001) filter frame 6,6” x 6,6” (2 pcs.); (0660-0010) 19 mm rails adapter.
The MB-623 kit is matte box system consisting the following products; front unit; rear unit; single rotatable filter stage; double rotatable filter stage; filter frame 6,6” x 6,6” (3 pcs.); 19 mm swing away; donut adapter ring; side flag kit.