SMALLRIG 150mm Safety NATO Rail with ARRI Rosette 1884 directly attaches to the the side of the cage with a M6 thread. It allows to easily and safely mount NATO handle, NATO EVF mount. With 1/4’’-20 & 3/8’’-16 threads, articulating arm can be also attached. An 1/4’’ groove allows to mount additional accessories with an adjustable range 36mm. This device is practical and easy to attachment and removal.