Aluminum filter frame 4''x4'' MKII - #0310-0011 This filter frame has a shorter handgrip than the standard 4"x4"filterframe which allows it to rotate even in combination with cameras that have a low microphone.
Aluminum filter frame 4,5"x4,5" - #0310-0002 Aluminum filter frame 4,5"x4,5". This special filterframe can be used to fit a polariser filter with the Vocas mattebox when using lenses wider than 5mm.