I would start simply by making sure the key for the front sight band is in place.
If for some reason the key was not installed or the wrong size, fell out or was lost, the band may have just become slightly rotated.
I would start simply by making sure the key for the front sight band is in place.
If for some reason the key was not installed or the wrong size, fell out or was lost, the band may have just become slightly rotated.