Freepower (4 products at store)

Double screw clamp for mount accessories.

Screw clamp with pin 16mm, 1/4". For additional lamps and other accessories.

Universal photo tip with 2 threads - 1/4" female and 3/8" female.

Universal photo tip with 2 threads - 1/4" female and 3/8" female. Aluminium made.