Super Clamp plus extender w/ 1/4" and 3/8" thread. The Super Clamp is made of lightweight cast alloy and is a very versatile tool that holds just about anything: cameras, lights, umbrellas, hooks, shelves, plate glass, cross bars, even other Super Clamps.
* Ideal for articulating magic friction arm
* Suitable for 1/4" and 3/8" screw heads.
* Made of durable aluminum alloy.
* Max. load up to 2kg