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Home / Assemblies and Fasteners / Tianzhuo Hardware Internal Corner Slot Connector 2020/3030 Aluminum Profile Accessory L-shaped Right Angle Fixator European Standard National Standard

Attributes

Brand -
Category Standard Parts, Components & Industrial Consumables / Assemblies and Fasteners
Origin -
Material High-Grade Aluminum Alloy
Profile Compatibility 2020 and 3030 Series
Connector Type Internal Corner Slot
Shape Configuration L-shaped Right Angle
Standard Compliance European & National Standards
Surface Finish Anodized Silver
Installation Method Slide-in T-Slot Assembly
Load Capacity Medium Duty Structural Support
Package Contents 4 Connectors per Pack
Application Area DIY Frames, Machine Guards, Workstations

6 reviews

A

Anonymous

Mar 28, 2026

Rating: 4/5

Good quality but tight fit on 3030

The build quality is excellent and they look very professional once installed. They were a bit snug on the 3030 profile, requiring a rubber mallet to seat fully, but once in, they are rock solid.

A

Anonymous

Mar 27, 2026

Rating: 5/5

Clean aesthetic for workshop shelves

I used these to build shelving units in my garage. Because they are internal, you don't see any bulky brackets on the outside. It gives the whole project a very clean, industrial look.

A

Anonymous

Mar 20, 2026

Rating: 5/5

Perfect fit for my 3D printer frame

These connectors slid right into the 2020 profiles without any forcing. The alignment was spot on, making the corner of my printer frame perfectly square. Highly recommended for precision builds.

A

Anonymous

Mar 20, 2026

Rating: 4/5

Great value for money

For the price, you get a set of very durable connectors. Instructions could be slightly clearer on the orientation for the 2020 vs 3030 slots, but figured it out quickly enough.

A

Anonymous

Mar 09, 2026

Rating: 5/5

Essential for modular builds

If you are working with European standard profiles, these are a must-have. They make disassembly and reassembly much easier than drilling your own holes. Will buy again.

A

Anonymous

Mar 02, 2026

Rating: 5/5

Sturdy and reliable

Bought these for a custom camera rig. They hold the weight securely without any wobble. The anodized finish matches the rest of my aluminum extrusions perfectly.

5 FAQ

Q: Can these connectors be used with both 20mm and 30mm profiles simultaneously?

A: Yes, this specific model is designed with a dual-slot interface that accommodates both 2020 and 3030 series aluminum profiles, allowing you to join different sizes at a right angle.

Q: Does the package include the screws needed to lock the connector in place?

A: This item includes only the internal corner connectors. You will need to purchase T-nuts and bolts separately to secure the profiles together after inserting the connectors, as locking mechanisms vary by project requirement.

Q: Are these compatible with non-European standard profiles?

A: These are manufactured to strict European and National standards for 2020/3030 profiles. While they may fit similar generic profiles, we cannot guarantee a secure fit if the T-slot dimensions differ from the standard specifications.

Q: What is the maximum load these L-shaped fixators can support?

A: While dependent on the specific profile strength and assembly, these connectors are rated for medium-duty structural applications. For heavy-load bearing structures, we recommend using multiple connectors per joint or reinforcing with external brackets.

Q: Do I need special tools to install these inside the slot?

A: No special tools are required. You simply slide the connector into the T-slot channel. A rubber mallet may be helpful to tap them firmly into place if the fit is tight, but standard assembly usually works by hand.

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