Description Balance Weight Filter Frame 4×5.65 for LMB this empty filter frame has the same weight like a standard LMB filter frame with a glass filter in it. put our Ballast filter frame BF-1 in your LMB and balance your steadicam or ronin2 or movi and be prepared for the last minute ND filter change. No rebalance. saves time as your ND.3 filter can can already be prepared in the LMB filter tray. This combination fits nicely in a 6×6 filter touch. NO vignetting! The opening in our BF-1 Ballast filter frame has the same size as in the original filter frames fits all series of 4×5.65 Arri LMB and other matte boxes that use this size of filter frames.
