BigBlues 8" connection arm is perfect for the connection of camera accessories, giving you the ability to attach to Bigblue ball joint connections for a strobe light connection. When you're fiddling with this sort of equipment, the last thing you want is for the weak link to be the reason for you losing a light or camera. Constructed of T6061 grade aluminium with a triangular design for structural integrity, this is one sturdy piece of work.