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Home / Connectors and Fasteners / Weld-Free Square Tube Connector - Aluminum Alloy & Stainless Steel Fittings with Fixed Clamp and Tee Joint
Connectors and Fasteners

Attributes

Brand -
Category Industrial Small Parts / Connectors and Fasteners
Origin -
Material Composition Aluminum Alloy 6061 / Stainless Steel 304
Surface Finish Anodized Silver / Brushed Metal
Tube Compatibility 20mm to 50mm Square Tube
Connector Type Fixed Clamp, Tee, Corner
Fastening Method Hex Socket Bolt (Weld-Free)
Screw Specification M6 x 12mm Stainless Steel
Load Capacity 150 kg per Joint (Static)
Corrosion Resistance IP65 Rated for Outdoor Use
Package Weight 0.45 kg per Unit
Warranty 12 Months Manufacturer Warranty

5 reviews

A

Anonymous

Apr 20, 2026

Rating: 4/5

Good but pricey

Quality is excellent but shipping took a while.

A

Anonymous

Apr 08, 2026

Rating: 5/5

Perfect fit

Matches my 30mm tubes perfectly. No slipping.

A

Anonymous

Mar 09, 2026

Rating: 5/5

Great for DIY

Saved me hiring a welder. Highly recommend.

A

Anonymous

Feb 11, 2026

Rating: 4/5

Solid construction

Would prefer if bolts were included in a separate bag.

A

Anonymous

Feb 08, 2026

Rating: 5/5

Sturdy and easy to use

Built a rack for my garage without any welding. Very solid.

5 FAQ

Q: What tube sizes are supported?

A: These fit square tubes ranging from 20mm to 50mm.

Q: Can I reuse the connectors?

A: Yes, you can loosen the bolts and disassemble anytime.

Q: What tools do I need?

A: A standard hex key or Allen wrench is sufficient.

Q: Can I use this outside?

A: Yes, the stainless steel option is weather resistant.

Q: Is welding required?

A: No, these connectors use a bolted clamp system.

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