gibson neck replacement

Does anyone know where I can find a replacement neck for a Gibson SG Standard?
The Sg has a set neck, so finding a replacement will not be easy. You will have to find someone who has one with issues on the electronics or broken body. Even then removing the set neck is really a hard job. In last month’s Premire Magazine they went into detail on SG neck removals and it looked hard
1961 Gibson ES 330 TD 00419