LENS ACCESSORIES MATTE BOXES ARRI MMB2
Designed for smaller-sized HD camera bodies, the MMB-2 has integrated handgrips for maximum control and stability. The 114mm back fits directly onto Compact Primes and Master Primes, or can be supported by 15mm LWS, while a variety of adapter rings accommodate stills photo lenses and a newly designed filter frame accepts both 4" x 4" and round 4.5" filters.
Its also have a one rotatable filter try that is useful for using polarize filter.
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ARRI MMB 2