The Movcam Mattebox MM1 features a 144mm rear opening and is compatible with lenses up to 14mm (35mm academy).
It is equipped with a 16:9 carbon fiber housing, a French flag and side wings for light control, one fixed / one rotating 4 x 5.65" filter holder, a 15mm mini swing-away bracket, and a 144:114 rubber bellows that can optionally be stepped down.
The swing-away bracket provides industry-standard 15mm rod support.