ALUSTECK® Professional Quality
Original ALUSTECK® profiles can be recognized by their special inner grooves. A soft-face hammer is sufficient for assembly.
Connectors for square tubes up to 30% off, buy here
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Up to 30% discount on all connectors and tube plugs! You can buy plug-in connectors or plastic connectors for square tubes in many designs in the ALUSTECK® online shop. Plug-in connectors enable the construction of a frame by plugging together without screws. We deliver our square connectors and the plug system Europe-wide to private and commercial customers, even in small quantities from 1 piece. You buy connection technology made of plastic in original ALUSTECK® brand quality!
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Buy Square Tube Connectors with up to 30% Discount
Aluminum square tube connectors in original ALUSTECK® brand quality. In our shop, you can buy aluminum square tube connectors with up to 30% discount. We offer a huge selection and great deals for plug-in connectors for aluminum square tubes in many system sizes and shapes. You receive square connectors with and without steel core. In grey or black colors and made of glass-fiber reinforced polyamide plastic.
XD Tube Connector Shop: Professional XD Connector Online Shop Products
XD connectors in original ALUSTECK® plug-in connector brand quality. Extensive product range for professional plastic connectors. Buy XD connector systems for square tubes from the ALUSTECK® aluminum profile system here in the online shop now. Strong discounts of up to 30% on all XD connectors.
Large online shop offer for XD plastic connectors for easy insertion into our square tubes. We offer an extensive product range for profile connectors and tube connectors. XD tube connectors are suitable for connecting square tubes and are used, among other things, for building shelves, tables, and much more.
Up to 30% Discount on Plastic Corner Connectors
Buy corner connectors for square tubes in our online shop with up to 30% discount. Secure brand quality and high discounts on all plastic injection molded parts. The large assortment of professional corner connectors offers many sizes, shapes, and designs. Square tube corner connectors from the ALUSTECK® product range are durable, stable, and ensure a strong connection for your profile constructions.
The plastic square connectors and plug-in connectors for easily connecting square tubes are simply assembled by plugging them into each other and tapping them in. Professional brand quality for durable and stable constructions. The connector assortment made of polyamide plastic is available with and without a steel core.
Available Square Connector System Sizes
- Corner connector 25 x 25 mm
- Corner connector 20 x 20 mm
- Corner connector 30 x 30 mm
- Corner connector 13.5 x 13.5 mm
Connectors for Square Tubes "Made in Germany" – ALUSTECK®
The connectors for square tubes at ALUSTECK® are Made in Germany. The production, development, and manufacturing of our connection and adjustment elements made of plastic injection molding are carried out by quality and environmental management systems that are ISO 9001 and ISO 14001 certified. The production of technical parts from thermoplastic plastics takes place on centrally controlled, fully automatic injection molding machines. These achieve a clamping force between 500 and 1500 kN and a maximum shot weight of approx. 250 g. The specialty is the production of connecting and adjusting elements made of polyamide for the medium-sized capital goods industry.
Delivery Information for Square Connectors
We deliver your square connectors for square tubes throughout Europe and securely packaged at fair prices!























































