Features:
The structure is simple,easy to install,buffer,damping,convenient to disconnect.

Compact size and smooth surface

The elastic connection, it can absorb vibration, compensate radial, angular and axial misalignment. 

Shaft coupling is often used to connect servo motor stepper motor,encoder, screw driving, machine platform etc.

Clockwise and counterclockwise rotation properties are identical.
Clamp the screws and fix them.

Widely used in the shafting transmission of various mechanical devices, such as pumps, fans, compressors, petroleum machinery, printing machinery.

Specifications:
Elastomer material: imported polyurethane
Sleeve material: high strength aluminum alloy

Nominal torque: 20 (N.m)
Allowable speed: 10000 (r/m)
Allowable torque: 12.5 (N.M)
Length: 40 mm / 1.57in
Outer diameter: 30 mm / 1.18in
Type: 6.35x12mm / 0.25 x 0.47in, 8x12mm /0.31 x 0.47in, 12x14mm /0.47 x 0.55in (Optional)
Weight: 60g

Package included:
1 x Flexible Coupler