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 # Buying hardware from us
-Getting all of the hardware on your own can be tricky because the parts you select may not fit perfectly. [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:
+Getting all of the hardware on your own can be tricky because the parts you select may not fit perfectly. [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:
 
 - Everything is guaranteed to fit together perfectly
 - Everything is guaranteed to work as intended