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Universal plastic clip. Necessary element of each photo studio equipment.
Plastic clip with pin. Can be used for bulb socket or other accessories.
Flexible arm with clamp for smartphone or f.ex. GoPro.
Universal photo pin with 1/4" and 3/8" male thread.
Universal photo tip with 2 threads - 1/4" female and 3/8" female.
Ball head 1/4" for mount accessories on lightstands and tripods.