Attributes

Brand	-
Category	Industrial Small Parts / Connectors and Fasteners
Origin	-
Material	Aluminum Alloy 6061-T6
Surface Finish	Black Anodized
Coupling Type	Rigid Clamp Coupling
Shaft Diameter	5mm / 6.35mm / 8mm / 10mm
Outer Diameter	25 mm
Overall Length	30 mm
Static Torque	5 N·m
Maximum Speed	4000 RPM
Weight	45 grams
Package Includes	1 x Coupling, 4 x Set Screws

5 reviews

Anonymous

Mar 13, 2026

Rating: 5/5

Perfect for CNC Build

Fit my NEMA 23 shaft perfectly. No runout noticed during operation.

Anonymous

Mar 12, 2026

Rating: 4/5

Good Quality

Solid aluminum but screws were very tight upon arrival.

Anonymous

Mar 10, 2026

Rating: 4/5

Works as Expected

Good value for the price. Shipping took a week but product is fine.

Anonymous

Feb 15, 2026

Rating: 5/5

Zero Backlash

Exactly what I needed for my lead screw setup. Very rigid.

Anonymous

Feb 10, 2026

Rating: 5/5

Sturdy Construction

Heavy duty feel. Anodizing looks nice and protects against rust.

5 FAQ

Q: Is this flexible or rigid?

A: This is a rigid coupling designed for precise alignment.

Q: Can I use this for a 10mm shaft?

A: Yes, please select the 10mm option from the variant menu.

Q: Does this come with screws?

A: Yes, all necessary set screws are included in the package.

Q: Does it require lubrication?

A: No, the coupling is maintenance-free under normal use.

Q: What is the inner hex key size?

A: You will need a 2mm Allen key for installation.

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