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 # Buying 3D-printed parts from us
-Not everyone has access to a 3D-printer. [That's why we sell kits with everything you need to build a Ploopy Trackball](https://www.ploopy.co/product/trackball-full-kit-preorder/4). Here's why that's great for you:
+Not everyone has access to a 3D-printer. [That's why we sell kits with everything you need to build a Ploopy Trackball](https://ploopy.co/product-category/trackball/classic/). Here's why that's great for you:
 
 - You get all of the 3D-printed parts, guaranteed free of manufacturing defects
 - You won't waste time spending hours tweaking settings