Sinoblu 13 to 19mm D55 L78 Motor Shaft Coupling, Aluminum Flexible Spider Coupling, Jaw Shaft Coupler Connector for Stepper Motor 3D Printer DIY Encoder/CNC Engraving Drilling Milling Machine

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Sinoblu 13 to 19mm D55 L78 Motor Shaft Features

• Size：Diameter 55mm Length 78mm/Diameter 2.17inch Length 3.07inch. Bore 13mm to 19mm. Type: Plum shaped

• Material: Using Aviation Aluminum with corrosion resistance High Hardness, High Precision, Anodized Surface Treatment, Strong and Durable. Spider Material (Elastomer) Uses T-PUR, Longer Service Life

• Super Torque: Can Absorb Vibration, Appropriate a Large Torque Transmission.High Hardness,Durable,and Excellent Response,Not Easy to Loosen

• Vibration-damping: Flexible Spider Couplings Offset Angular, Radial and Axial Shaft Displacement Within Defined Ranges. The Elastomer Dampens Shock and Torsional Vibrations in The Drive Train

• Wide Range of Usage: Flexible Shaft Couplings is Suitable to Offset Axial, Radial and Angular Displacements and Dampen Vibrations and Torque Shocks for 3D Printer DIY Encoder CNC Router Machine Servo Stepped Motor and Engraving Drilling Milling Machine

About Sinoblu 13 To 19mm D55 L78 Motor Shaft

Features Vibration-damping Axial plug-in, thus easy assembly Compensating for displacements (axial, radial, angular) Maintenance-free jaw couplings Spider material (elastomer):T-PUR Specification Diameter 55mm Length 78mm/Diameter 2.17inch Length 3.07inch Net weight: 392g