Threaded back Free 3D print model

Good day, I would like to present a 3d model of jewelry, all parameters are described below.Ask me any questions.Good luck :3

The threaded back\post, for 1.1mm screw thread. If you need this model for a different size - write me, I’ll make it.

- Volume Total: Full volume for one back - 50.456124.

- Physical size of the model: 6.00 mm(width) x 7.46 mm(height), screenshot attached.

- Metal weight: Silver 925 - 0,53 gram. Gold in 585(14k) - 0,65 gram. Gold in 750(18k) - 0,77 gram for one threaded back.

The file has been checked for errors and is ready for printing, screenshots are attached.