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

Ultralight AC-CSB ball clamp with black knob for large buoyancy arms

Ercole M11-050A Umbrella Swivel Adapter with brass stud.

This is a Tilthead with Spigot. It is a safe and secure way to mount any light fixture or accessory with a 5/8” receiver on a stand. The Tilthead features a ratchet locking knob that prevents sudden movements when released. A built-in umbrella receptacle with a knurled locking screw accepts umbrella shafts up to 8 mm.