The MB-T04 is a 4x5.65 carbon fiber matte box with 80/90/114/134mm lens adapters. Compatible with 15 and 19mm systems. The swing-away design of the MB-T04, makes lens changes a breeze, by allowing you to move the matte box out of the way. The two 360° rotating 4 x 5.65” filter gives you the option to add graduated or polarizing filters to achieve certain stylized looks. The matte box comes complete with 4 lens adapters, three French Flags and five mattes.