From Manufacturer
The Manfrotto Ezybox II Speedlight Bracket works with the Ezybox II Square, Octa and Switch softboxes to allow use of two shoe mount flashes for a lightweight, highly portable lighting solution. The bracket includes an extra shoe to accommodate wireless receivers and has a built-in receptacle that accepts umbrella shafts from 7.0 to 10 mm in diameter. A Tilthead Bracket is included as a component in the system. Both a 3.5 mm Mini Jack to PC cable and a PC to PC cable are also included.
UPC: 870862007314