Features:Thiscable clamp is used to fix the cables when you are in tether shooting. It protect the socket of the camera and ensure it wouldn'tbeen interrupted by cable loosening. This cable clamp is also used for DSLR video rigs, camera armor cage, follow focus.There are two groove in horizontal and perpendicular separately for cables. It is suitable for all most of DSLR Cameras.Itcomes with a 1/4inch thumb screw, it is used to install the cable clamp oncameras. There is a 1/4inch threaded hole on the thumb screw.it is used to connect with your quick release plate for tripod. Specifications:Condition: 100% Brand New and High QualityMaterial: Aluminum AlloyColor: BlackSize: Approx. 3.9 x 2.3 x 1.3cm/1.53 x 0.9 x 0.5inchThumb Screw: 1/4inchSuitable for all DSLR Cameras' CableWeight: Approx. 25gPacking List:1 x Cable Lock Clip1 x Screw