1 [Standard 1/4 Screw] 4 1/4in screws, C clamp with 4 1/4in screws on top, side, bottom with thick rubber pads. 2 [Clamp Up to 2.4in Thickness] C clamp can clamp up to 2.4in, for live broadcast, photography, video, makeup, fill light, shooting, etc. 3 [Adjustable Height] Camera desk mount can adjust the height of the stand by rotating the shaft knob. Extension Rod: 13.0 to 23.6in. 4 [Aluminum Alloy] C clamp light stand is made of aluminum alloy, which is durable and provides long service. 5 [Easy To Use] C clamp desk mount requires no additional tools, and the clamp can be adjusted to fit different workbenches by turning a screw.Item Type: C Clamp Desk Mount
Material: Aluminum Alloy
Extension Rod: 33-60cm / 13.0-23.6in
C Clamp Can Clamp Up to 6cm / 2.4in

What's in the box
1 x C Clamp
1 x Extension Rod
2 x Lamp Holder Adapter Screw