Smallrig Lightweight Mattebox

This is a lightweight clip on mattebox that works with a variety of lenses.  

-It can attach to the Canon CN-E lenses, or any other lenses with a 114mm front with no adapters.

-It can attach to the Ziess lenses with the 3D printed adapter

-It can attach to the Rokinon lenses with the 77mm screw on adapter.

-It has screw on adapters also for 67, 72, and 82mm lenses

It is compatible with 2 x 4x5.65 or 4x4 filters.  It does not support rotating filters.

https://www.smallrig.com/smallrig-lightweight-matte-box-2660.html