For $29/mo, we provide access to advanced level technicians who will answer your questions on any Macbook board related matter to the best of their knowledge promptly & walk you through how to solve your problem so you can deliver a working board to your customer.
I think best option is buy a scrap board.
Try to contact with Paul Lee, live:liblin88 as Skype ID.
Is the same gallaxyelectronics2015 eBay seller.
You can look on his eBay store, but has more boards unlisted for sure.