Lamp Bulb Holder E27 Socket Umbrella Bracket:

The adapter swivels in all directions so you, or your stand, don’t have to get the light where you need it even with difficult angles.  
Mount your slave to the swivel adapter and then set it on any of your standard mount light stands.
The swivel adapter lets you have full control over your flash or slave positioning.
Perfect for holding your photo umbrellas, slave flash or light bulbs
Can be mounted on any standard light stand
Each head has its own switches 

Package Includes:
two twin E27 Socket Lamp Bulb Holder 
plug adapter  (we will supply adapter)