D19L25 3mm 4mm 5mm 6mm 6.35mm 8mm 10mm Aluminum Z Axis Flexible Coupling For Stepper Motor Coupler Shaft Couplings 3D PrinterHome Improvement > Hardware1,95 USD (≈ 1,60 CHF)2,32 USDDisponibileSold by AliExpress WWVai al negozio