The neck of the guitar must be securely fixed to the body - not only the convenience of playing depends on this, but also how accurately the instrument will be built, whether there will be a deflection when installing strings of a higher tension, whether the strings will be located too high above the neck of the guitar ...
The neck is most often fastened with bolts: in this section of the online store Strunki.ru you can find pads and bolts from brands such as Dr. Partsand Partsland - the largest professional manufacturers of guitar accessories. All the presented neck mounts can be purchased with postal delivery to any regions of the CIS.