These are models of fasteners for chain carabiners. It can be made in gold, silver or platinum of your choice. The size and weight of the product are shown in the screenshots. These models are designed for 3D printing. These products have gone through a full production cycle and have proven their effectiveness. The quality is guaranteed. Carabiner size 11x6. Weights in various metals are shown in the screenshots. The dimensions of the jewelry lock are shown in the screenshot. . The carbine can be made 1 time. as well as a margin in thickness, rubber matrices can be made from this 3D design. The product has 1 file in editable 3DM format, where, if necessary, you can make changes to this 3D model, and 2 files in stl format. This is the frame of the carabiner and the internal mechanism of the carabiner. STL files are fully prepared for 3D printing. checked for errors and corrected. If you need another size of this shape carabiner, please contact me and I can choose the carabiner size according to your request.