Skr V1.4 Btt Skr V1.4 Turbo Control Board 32bit Skr V1.3 Skr 1.4 Tmc2209 Tmc2208 3d Printer Parts For Ender 3 Pro - Motor Controller - AliExpress
Amazon.com: BIGTREETECH SKR 2 Control Board for 3D Printer New Upgrade Silent Board Based on SKR V1.4 Turbo Motherboard for BIQU B1 Compitable TMC2209/2208, DRV8825 Support TFT Display, LCD, (with 5pcs TMC2209) :