A
Anonymous
Apr 04, 2026
Rating: 5/5
Recommended
Fast shipping and good quality. Exactly what I needed for my stepper motor setup.
Description
7000 Series Aluminum, EU Standard, Zero Backlash, Anodized, 12.9 Grade Bolts
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | 7075 Aluminum Alloy |
| Surface Treatment | Black Anodized |
| Coupling Type | Rigid Direct-Mount |
| Motor Shaft Diameter | 8 mm |
| Leadscrew Diameter | 8 mm |
| Outer Diameter | 25 mm |
| Total Length | 30 mm |
| Max Static Torque | 15 N·m |
| Weight | 45 grams |
| Package Contents | 1 Coupling, 2 Set Screws |
5 reviews
A
Anonymous
Mar 23, 2026
Rating: 5/5
Perfect Fit
Works great on my CNC engraver. The alignment was spot on and there is no wobble during operation.
A
Anonymous
Mar 21, 2026
Rating: 5/5
Sturdy
No play in the connection. Feels very solid and well machined for the price point.
A
Anonymous
Feb 06, 2026
Rating: 5/5
High Quality
Handles torque well without slipping. The anodized finish looks professional too.
A
Anonymous
Jan 28, 2026
Rating: 4/5
Good Product
Slightly tight installation required some care, but once mounted it performs well.
5 FAQ
Q: Do you offer bulk discounts?
A: Please contact our sales department directly for bulk order pricing.
Q: Can it handle axial load?
A: It is designed primarily for torque transmission and rigid alignment.
Q: Is this suitable for 3D printers?
A: Yes, if the motor and leadscrew shaft diameters match the 8mm specification.
Q: What size hex key is needed for installation?
A: Typically a 2.5mm hex key is required for the set screws.
Q: Is the bore precision ground?
A: Yes, it is machined to tight tolerances for precise shaft fitting.
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