Manfrotto 124 Clamp Pivot for Boom Shafts For 19, 20, 25 & 28mm diameter

Due to its spring loaded clamping, this cold shoe clamp enables one to one-handedly mount shoe fitted equipment very easily. Its finger screw serves both as a push knob for opening the clamp and for tightening down the clamping securely.
It fits the standard shoe sizes of 18, 20 and 22mm.
The Cold Shoe Clamp is tapped with 1/4″-20 and 3/8″-16 holes on the back side

Manfrotto 155 Head Double Ball w/ 143 14.5cm. 2x 16mm studs with Camera/Umbrella Bracket.

Easy Swivel adjustment and light stand mount for small LED lights.

The Nanlite AS-BH-1/4 is an ideal mini ballhead to adjust the position of any small on-camera LED panels or a Pavotube II 6C on a light stand

Combining this ballhead with either a Kupo Superclaw or Mini Viser clamp will also allow you to mount and angle a small LED almost anywhere.