Features:
Coming with screws of 1/4 and 3/8.
Help lighting engineers or photographers fix their accessories more easily.
Large grip size is up to 5.5cm.
Be able to fix onto any tubes coming with size from 2-5.5cm.
Be able to fit any shaped body, such as water pipes, handrails, doors, shelves, tables, branches, wires, etc.

Specifications:
Usage: Can clamp types of tubes, and coming with 1/4, 3/8 Screws; can match Magic Arms, LED and other lighting, video accessories
Large grip size: Up to 5.5cm / 2.2in
Thickness: 2cm / 0.8in
Rotating length: 6.5cm / 2.6in