Adding to the versatility of the popular Kupo 10” and 11” Rocks Arms are a series of interchangeable accessories. The Kupo 3/8in-16 Arri Style Anti-Rotation Tip for Rocks Arm features a widely used connection in the video and cinema industries regularly found on camera cages. Integrated is a knurled tightening knob that can be tighten via the thumbscrew, which also provides a quick-release for users. Also featured is a hole for using a #3 Allen wrench to re-tighten it.