1:  NEMA 34 1200 oz-in Steppper Motors 3 Axis CNC Kit: $938 A:3 PCS KL-9082, 24V-90V, 8.2A Bipolar Driver B: 3 PCS NEMA 34-1200 oz-in Stepper Motors C: 1 PCS KL-7220, 72V(No load), Max 20A,Unregulated Power Supply, 110V/220V D:1  PCS C10 Breakout board, E-Stop or Limit Switch can be wired E: 5V Power Supply for Breakout Board 2:  NEMA 34 1200 oz-inSteppper Motors 4 Axis CNC Kit: $1239 A: 4 PCS KL-9082, 24- 90VDC, 8.2A Driver B: 4 PCS EMA 34-1200 oz-in Stepper Motors C: 1 PCS KL-7220, 72V(No load), Max 20A,Unregulated Power Supply, 110V/220V D:1  PCS C10 Breakout board, E-Stop or Limit Switch can be wired E: 5V Power Supply for Breakout Board Mach3 Setup for Our Package Here is the specification for Breakout Board If you like to update to different driver or C11 breakout board, pls let us know

1:  NEMA 34 1200 oz-in Steppper Motors 3 Axis CNC Kit: $949 A:3 PCS KL-11080, 110VAc-220VAC , 8.0A Bipolar Driver B: 3 PCS NEMA 34-1200 oz-in Stepper Motors C:1  PCS C10 Breakout board, E-Stop or Limit Switch can be wired D: 5V Power Supply for Breakout Board 2:  NEMA 34 1200 oz-inSteppper Motors 4 Axis CNC Kit: $1248 A: 4 PCS KL-11080, 110VAc-220VAC , 8.0A Bipolar Driver B: 4 PCS EMA 34-1200 oz-in Stepper Motors C:1  PCS C10 Breakout board, E-Stop or Limit Switch can be wired D: 5V Power Supply for Breakout Board Mach3 Setup for Our Package Here is the specification for Breakout Board If you like to update to different driver or C11 breakout board, pls let us know