YELANGU M2 Matte Box with Two 4x4" Filter Trays

The Matte Boxis a simple and affordable one that mounts to 15mm rails by means of a bracket and accepts lenses up to 100mm in diameter. The lenses don't screw in but just position in the opening. The height is adjustable on its rail bracket to support different sized cameras and lenses. A top flag and two side flags, which are made durable metal, are included to keep unwanted light out of a lens.