This multi-function clamp is a combination of clamp and cold shot mount with a ball head. It's sturdy due to its strong steel construction, fits most standard sized backdrop stand or light stand. Anti-rust treatment provides better durability. Features: 2 in 1 design, the clamp can be used to clip backdrop on stand and also a bracket for holding flash. With a standard 1/4'' thread, allows you to attach various accessories on the clamp. Universal cold shoe is suitable for mounting flash, the ball head offers smooth and flexible angle adjustment. Covered with rubber pads for stable and anti-skid performance and also protect light stand or tripod from scratch. Made of quality metal, anti-rust, heavy duty, sturdy and durable. Nice tool for studio photography uses. Specification: Material: Aluminium alloy Color: Black Screw Thread: 1/4'' Width: Approx. 8.2cm / 3.23in Max. Opening: 3cm / 1.18in Weight: Approx. 194g Package Included: 1 * Clamp Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List 12 in 1 design, the clamp can be used to clip backdrop on stand and also a bracket for holding flash. 2With a standard 1/4'' thread, allows you to attach various accessories on the clamp. 3Universal cold shoe is suitable for mounting flash, the ball head offers smooth and flexible angle adjustment. 4Covered with rubber pads for stable and anti-skid performance and also protect light stand or tripod from scratch. 5Made of quality metal, anti-rust, heavy duty, sturdy and durable. Nice tool for studio photography uses.