Amazon.com: RTELLIGENT Nema 17 Stepper Motor Bipolar Step Motor 1.8 Deg 68Ncm with Built-in 30cm Cable for 3D Printer CNC Router : Industrial & Scientific
Adafruit DC & Stepper Motor HAT for Raspberry Pi - Mini Kit : ID 2348 : $22.50 : Adafruit Industries, Unique & fun DIY electronics and kits