Kuman CNC Shield Expansion Board V3.0 +UNO R3 Board + A4988 Stepper Motor Driver with Heatsink for Arduino Kits K75 (CNC Shield+UNO R3+Stepper Motor) , Red Blue

* Latest CNC Shield Version 3.0 board. * MCU: ATmega328, USB interface: ATmega16U2. * PWM Spindle and direction pins. 4-Axis support. Runs on 12-36V DC. * 2 x End stops for each axis (6 in total). * 4Pcs A4988 Stepper Motor Driver with radiator.