What if it's no longer being manufactured or on assembly line? HOw do you grab it before assembly line? And comingling parts with completed machines? Heh. You

What if it's no longer being manufactured or on assembly line? HOw do you grab it before assembly line? And comingling parts with completed machines? Heh. You have no idea of the distribution chain of b2b retail goods vs b2c service repair and such. 6-8 weeks repair time is still common, especially nowadays.