ePhoto Pro DSLR RIG FOLLOW FOCUS Matte Box with 2 Stage 15mm Swing away Arm, Top French Flags & Side Wings, Rubber Donut, Filter Stage and Filter Tray M2 Made of high-grade ABS and heavy-duty aluminum precision engineered design with robust Swing-Away design 2 filter trays,supporing both 4x4 and 4x5.6 filter (rotating 360 degrees) High grade machined aluminum construction Brand NEW M2