Reply To: rumba32 mks upgrade › Forums › Hacks and Upgrades › rumba32 mks upgrade › Reply To: rumba32 mks upgrade September 3, 2020 at 11:36 am #1545 danParticipant By the way. Should have got a Bigtreetech GTR. SPI and UART drivers – plug and play. Bloody good board. 6 drivers – has a daughter board which supports another 5 With that, you could easily add full motor bed leveling.