Printrbot SKR Adaptrboard 32bit Motion Controller adapter kit Click Here for Installation Instructions More Info Plug and Play controller wiring harness Replacement kit for Printrboard Marlin firmware for 32bit SKR control boards Precompiled Firmware- Semi Tested - Download Repo as Zip file Metal Plus - Single Extruder - TMC2208 Metal Plus - Dual Extruder - TMC2130 XYZ - A4988 E1 E2