Motor Nema17 Closed Loop Stepper Motor 72Ncm With Encoder 1000PPR 2A 60mm 4-lead 42 Motor Nema17 Stepping Motor 1Pcs Model Number : 17E1K-07 Motor Size : 42 x 42 x 60mm Shaft Diameter : 5 mm Shaft Length : 24 mm D-Cut Shaft Length : 15 mm