Matte Box - 6.6 x 6.6

Matte Box - 6.6 x 6.6

Arri Studio Matte Box - MB-14 : 6.6 x 6.6 Filter Size - 2 Stage / 4 Stage - Flags and Matte Set. 

Arri Lightweight Matte Box - LMB-4 : 6.6 x 6.6 Filter Size - 2 Stage - Clamp On