STUDIO & LIGHTING Softboxes Speed Rings Helios adapter for Magic square softbox for Helios / Bowens bayonet Helios adapter for Magic square softbox for Helios / Bowens bayonet More photos (2) PreviousNext 1 point to the loyalty system Availability Product is no longer available Manufacturer Helios Product code 256224 Adapter for mounting Magic Square softboxes ... Read More Description Adapter for mounting Magic Square softboxes and other light modifiers for Helios studio flashes (compatible with the Bowens system).