Please note that you need to choose the variant of add-ons for Q4 first, and then add to cart.
Palm Rest
Keycaps
These keycap sets have the variant for Q4, and they all have additional keycaps for Windows and macOS.
Plates
Switches
Keychron Q4 has 61 keys. If you want to build a full keyboard you need to purchase [2 * 35 switches set].