Internal focus lenses only - Compatible with Master Prime Lenses, LWZ Alura, UP 14mm, UP 180mm, LDS-UP 14mm and LDS-UP 180mm; also compatible with wide-angle video lenses.
Not compatible with external focus lenses.
For use with MMB-1 top load.
Can be used directly with R4 reduction rings, or used with R4 Ring:
K2.65046.0 - R4 Screw-In Reduction Ring 114 mm-100 mm to step down to R5 reduction rings
