uxcell 4mm Inner Dia H12*D10 Rigid Flange Coupling Motor Guide Shaft Coupler Motor Connector 2 PCS for DIY Parts auspowers_batchone Material: Zinc Plated Carbon Steel

Material: Zinc Plated Carbon Steel

and each stepper motor only needs 2 IO ports

it will continue to supply power to the DC load until you manually turn it off

DIN rail mount carrier: High quality Taiwan DINKLE fireproof nylon material DIN rail mount carrier (not China low quality carrier)

54mm Female housing x 10Pcs 5

uxcell 4mm Inner Dia H12*D10 Rigid Flange Coupling Motor Guide Shaft Coupler Motor Connector 2 PCS for DIY Parts auspowers_batchone Material: Zinc Plated Carbon Steeluxcell 4mm Inner Dia H12*D10 Rigid Flange Coupling Motor Guide Shaft Coupler Motor Connector 2 PCS for DIY Parts Product Features Inner Diameter: 4mm 0. 16 inch, Total Height: 12mm 0. 47 inch, Cylinder Outer Diameter: 10mm 0. 39 inch, Cylinder Height: 10mm 0. 39 inch, Base Diameter: 22mm 0. 87 inch, Base Height: 2mm 0. 08 inch, Mounting Hole Distance: 16mm 0. 63 inch,2 x M3 Fastening Screws Type: Flange Shaft Coupling, suitable for model shaft