Adapter Ring R2-R3 With screws - fits into size R2 mount and allows use of size R3 rings.
    Mini Matte Box MMB-2 Basic Module  114 mm back. For one 4x4in/4.5in round filter frame and one 4x5.65in/4x4in...
    Two-Speed Knob, left With planetary reduction transmission. Useful when using FF-4 with ENG/EFP Lenses or other Lenses with...
    Friction Gear A rubber surface offers the possibillity pulling focus on still lenses without gearing.
    Zip Gear Universal gearing for photo lenses and pin for manual focusing, zooming or as a support with...
    



                  