A
Anonymous
Apr 20, 2026
Rating: 4/5
Good value
Solid steel, though shipping took a bit long. Product itself is great.
Description
Internal Groove Connector National Standard 20/30/40/45 European Standard Aluminum Profile L-Shaped Internal Right-Angle Fixed Connector
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | Carbon Steel |
| Surface Treatment | Zinc Plated |
| Compatible Series | 20/30/40/45 Series |
| Connection Type | Internal Right-Angle |
| Installation Method | Slot Insertion |
| Package Includes | 10 Pieces per Pack |
| Single Unit Weight | 15 grams |
| Finish Color | Silver |
| Screw Thread | M5 / M6 / M8 (Variable) |
| Manufacturing Origin | China |
5 reviews
A
Anonymous
Mar 29, 2026
Rating: 5/5
Exactly as described
Works with both my European and Chinese profile stock. Very versatile.
A
Anonymous
Mar 22, 2026
Rating: 5/5
Sturdy construction
Holding up well under load on my CNC enclosure.
A
Anonymous
Feb 22, 2026
Rating: 5/5
Great hidden connection
Love that you can't see the connector from the outside. Very clean look.
A
Anonymous
Feb 22, 2026
Rating: 5/5
Perfect fit for my 40 series frame
Used these for a workbench build. They slide in easily and hold tight.
5 FAQ
Q: What tool is needed for installation?
A: You typically need an Allen key to tighten the set screws after insertion.
Q: Do these work with 2020 profiles?
A: Yes, please select the 20 series option when ordering.
Q: Can I use these for 45 degree angles?
A: No, these are specifically designed for 90 degree right-angle connections.
Q: What is the weight capacity per corner?
A: Depends on profile thickness, but generally supports standard framing loads.
Q: Are screws included?
A: No, these are connectors only. Screws must be purchased separately.
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