ArtiTeq / Hanging for frames and pictures

Fastening for wooden frames. The hinge is equipped with two mounting holes and a movable bow, which allows the painting to take the desired position under the influence of its own weight. The kit includes: mount for triangular frame of different sizes - 12 pcs;
nails - 29 pcs. How to apply? Fasten the mount to the frame with nails.
Yes;
Magnet -No;