The MM1 Mattebox & Follow Focus Kit 2 from Movcam is designed for use with Sony PMW-F5 and PMW-F55 4K camcorders. This kit features an MM1 Mattebox, 144mm Universal Stretch Donut, LWS (Lightweight Support) Base Plate, and Follow Focus.
The MM1 Mattebox features a 16:9 carbon fiber housing, french flag, side wings, 1 fixed and 1 rotating 4 x 5.65 filter holders, 144mm rear opening, mini 15mm swing-away bracket, and 144:114mm rubber bellows. The 144mm Universal Stretch Donut attaches to the rear opening on the mattebox.