Attributes

Brand	-
Category	Industrial Small Parts / Connectors and Fasteners
Origin	-
Material	Aluminum Alloy 6061
Surface Finish	Black Anodized
Coupling Type	Jaw Spider
Outer Diameter	25mm
Total Length	30mm
Bore Size A	5mm
Bore Size B	8mm
Set Screw	M3 Hex
Rated Torque	5 N·m
Weight	45g

5 reviews

Anonymous

Apr 18, 2026

Rating: 5/5

Perfect for CNC

Fit my stepper motor perfectly. Very solid construction and no runout.

Anonymous

Apr 10, 2026

Rating: 5/5

Reliable

Using it on my 3D printer Z-axis. No issues after weeks of use.

Anonymous

Mar 21, 2026

Rating: 5/5

Great Quality

Anodizing is nice and smooth. No play in the coupling after installation.

Anonymous

Feb 20, 2026

Rating: 5/5

Fast Shipping

Arrived early and packaged securely. Exactly as described.

Anonymous

Feb 10, 2026

Rating: 4/5

Good Value

Works well but set screws were a bit tight to thread initially.

5 FAQ

Q: Is this suitable for Nema 23?

A: Only if the shaft diameter matches the bore size specified.

Q: What is the maximum RPM?

A: This coupling is rated for up to 4000 RPM safely.

Q: Can I return if size is wrong?

A: Yes, please check our return policy within 30 days of purchase.

Q: Do you ship to Canada?

A: Yes, we offer international shipping to Canada and most regions.

Q: Does this include the rubber spider?

A: Yes, the elastomer spider insert is included in the package.

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