>>5324169>Anyway, I now realize after the fact that this was partially my fault because I was trying to force the bigger of the two balls in when it's engineered to take the smaller one>partially my fault Seems to me that it was completely your fault, dude. The double balljoint coming off is pretty normal on tiny figures like this, and you are the one who broke the ball socket trying to force the wrong end of the joint in.
Are you sure you can't fix it gluing the socket or something?
