[Drop-in] Anycubi Series Direct Replacement small stepper Motor, no need any firmware to change: 1pcs Nema 17 Stepper Motor 42x40mm only, not come with a connecting Cable, compatible with 3d printer Anycubi or Vyperr Y or other CNC machines. Please note: Not work for 3d- Extruder or test on Kobrra other . [Specification] Motor size about: 42x42x40mm (1.7x1.7x1.6in), 1.8°Step Angle( Accuracy +-9%), Rated Voltage 2.55V, Current 1.5A/Phase. [High Torque] this 42-40 stepper motor Adopting high quality motor steel material, is provided with high torque (42Ncm(60oz.in)), low self-inductance reactance, responsive and can avoid system error. Low loss stators have better high speed performance. [Shaft length] About 20mm, diameter: 5mm (D-shape) Colour:Silver Material:Metal Package Contents: 1 * Stepper Motor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the