The Singer Featherweight Take-up arm part number 45781 is a vintage original part, designed specifically for Singer Featherweight sewing machines. They get broke and are not that hard to replace. If you need the full assembly please contact me by phone or email. They are listed on my contact page on this site. Selling a parts breakdown page can significantly reduce errors in ordering and improve customer satisfaction. A detailed parts breakdown helps customers identify the exact components they need, minimizing the chances of ordering incorrect parts. This approach offers several benefits: Accuracy: Customers can visually confirm the specific part they need, reducing misunderstandings and errors in part identification Efficiency: It streamlines the ordering process, saving time for both customers and staff by reducing the need for back-and-forth communication. Cost reduction: By decreasing the likelihood of incorrect orders, businesses can minimize returns and associated costs. Customer satisfaction: Providing clear, visual information empowers customers to make informed decisions, leading to a more positive purchasing experience.