1PCS CNC Shield V4 Engraving Machine 3D Printer A4988 Driver Expansion Board Honda Car Other Safety & Security Expandable board: 8 * PCIE16X

Expandable board: 8 * PCIE16X + 1 * SATA 3

High performance sport bike part

Fit For R55: 2008-xxxx Clubman: Cooper and Cooper S

99 inchesMtg Ear 1 Hole: 6

1PCS CNC Shield V4 Engraving Machine 3D Printer A4988 Driver Expansion Board Honda Car Other Safety & Security Expandable board: 8 * PCIE16X100% Brand New and High Quality. Shape Colour: Same as the picture show Description: 3D printer stepper motor driver CNC shield V4 needs to work with Nano board. It can be used as driver expansion board for engraving machines and 3D printers. It has in total 3 channel slots for A4988 stepper motor driver modules (not included) for driving 3 channel of stepper motors. Each channel of stepper motor only needs 2 IO ports, which means 6 IO ports is