Sinoblu 5mm to 5mm Bore Clamping Rigid Coupling, Set Screw Rigid Coupling D20 L25, Aluminum Shaft Coupling Coupler for Stepper Motor Servo Motor CNC Machine 3D Printer DIY Encoder Style:D20 L25 Step 4: Adjust attached screw Arts craftsOUR GUARANTEE Our Step 4: Adjust attached screw Widely Application: Wood Furniture finishing Rigid Shaft Coupling Sinoblu 5mm to 5mm Bore Clamping Rigid Coupling
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