Every manufacturer in the US is experiencing parts and supply shortages - from car manufacturers on down. Two main reasons are covid effecting overseas factories and container ships backing up due to labor shortages in the ports. There is also a shortage of commercial truck drivers in the US.
A relatively small company like Magnapan would be effected faster than a larger company with more resources.
A relatively small company like Magnapan would be effected faster than a larger company with more resources.