Hersmay Lightweight Mini Matte Box
The Hersmay mini matte box is specially designed for DSLR and mirrorless camera.Made of high quality material,it weighs only 140g / 4.9oz,lightweight but very durable.Easy to take outside and storage.
With two 1/4" -20 ,a 3/8"-16 screw hole and Two cold shoe mount on the top for a light microphone,LED light,etc.
Multiple filter options:

Front frame supports a 4x4" or a 4x5.65" filter with thickness up to 4mm. You can also use circular filters by screwing it into the back of or the front of the adpter ring that comes in the package.With the coming ring adapter,you can use 67mm,72mm,77mm and 82mm.
Additional ring adapters (52mm,55mm,58mm and 62mm) are available for purchasing separately.
Sngle-15mm-rod clamp for attaching the matte box on a rod or for attaching extra accessory.The clamp can install in 6 different place.(Need to purchase separately)
How to install? Attach the ring adapter in the front of your lens,then snap the matte box onto the ring adapter.
This matte box supports using a 4x4 or a 4x5.65 or a 100mmx100mm lens filter up to 4mm in thickness.

By using adapter rings in the package you can also use different size circular lens filter.The ring adapters are double threaded which makes the circular lens filter be able to be mounted in the front of or the back of the matte box.The available adapter rings are:

Package Included:
67mm-87mm for 67mm lens filter
72mm-87mm for 72mm lens filter
77mm-87mm for 77mm lens filter
82mm-87mm for 82mm lens filter

Need Purchase Separately:
52mm-87mm for 52mm lens filter
55mm-87mm for 55mm lens filter
58mm-87mm for 58mm lens filter
62mm-87mm for 62mm lens filter

What's in the package?
1 x Hersmay mini matte box with carbon fiber top flag
1 x Double-threaded adapter ring set (67mm/72mm/77mm/82mm)
4 x piece for installing lens filter
1 x allen key