12mm to 16mm Shaft Coupling 40mm Length 32mm Diameter Stepper Motor Coupler Aluminum Alloy Joint Connector for 3D Printer CNC Machine DIY Encoder (Pack of 2? auspowers_batchfour - Durable Zinc Alloy casing

- Durable Zinc Alloy casing

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12mm to 16mm Shaft Coupling 40mm Length 32mm Diameter Stepper Motor Coupler Aluminum Alloy Joint Connector for 3D Printer CNC Machine DIY Encoder (Pack of 2? auspowers_batchfour - Durable Zinc Alloy casing12mm to 16mm Shaft Coupling 40mm Length 32mm Diameter Stepper Motor Coupler Aluminum Alloy Joint Connector for 3D Printer CNC Machine DIY Encoder (Pack of 2? Description: 12mm to 16mm shaft usage diameter, 40mm length, 32mm diameter, set screw type, beam coupling. Zero backlash. One piece metallic spring coupling. For little torque shaft connect. Absorption of parallel, angular misalignments and shaft end play by spring action. Widely used in drive