Hive Lighting Focusing Arm with Profoto Mount The Adjustable Focusing arm utilizes a female Profoto mounting point for attaching any 100mm or Profoto softbox or Paradome, and a male mounting point for holding any C-Series LED or 100mm or Profoto? mount strobe or continuous light heads. Focus or spread your beam, controlling for hard and soft shadows. Inside the Box: – Focusing Arm – Empty Sandbag Compatibility: – Compatible with CX and CSeries Omni-Color LEDs with Profoto? Mount. – Also compatible with certain Profoto? flash heads including B10, D2, B1X. Features: – Detachable Profoto Mount – Lightweight Aluminum Pole