Invisible AssemblyLinear ExtensionConcealed Joints

Specialized & Internal Connectors

Invisible Assembly & Concealed Joints

Invisible assembly, linear extension, and articulated connections installed inside T-slots or at profile end faces. These connectors enable clean, tool-accessible joints without external hardware visible on the frame surface.

40+SKUs Available

ISOISO 9001:2015 Certified

Pivot Joints

Die-cast zinc alloy pivot joints for rotatable profile-to-profile connections. Available in standard (no handle) and handle variants (S). The pivot mechanism allows the joint angle to be adjusted and locked at any position. Compatible with EU 20 through EU 45 series profiles.

Zinc Alloy (Die-Cast)

Zinc Alloy

Request Quote

Linear Extension Connectors

Aluminum linear extension connectors for end-to-end inline profile joining. The connector slides into the profile bore from both ends, creating a rigid, aligned joint without external hardware. Available for EU 20 through EU 45 series profiles. Ideal for extending conveyor frames, workstation structures, and linear motion systems.

Aluminum Alloy

Request Quote

Anchor Fastener Cams

Die-cast zinc alloy cam-lock connectors for tool-free profile-to-profile joining. A 90-degree rotation of the cam locks or releases the joint without any tools. XADJ31 covers 20–30 series profiles; XADJ42 covers 40 series profiles. Ideal for modular and frequently reconfigured structures.

Zinc Alloy (Die-Cast)

Zinc Alloy

Request Quote

Cube Connectors

Die-cast zinc alloy cube connectors for 2-way (D variant) and 3-way (T variant) profile junctions. The cube body fits inside the profile bore and is secured via T-slot fasteners. Available for EU 20 through EU 45 series profiles. Ideal for 3D frame corners and multi-axis junctions.

Zinc Alloy (Die-Cast)

Zinc Alloy

Request Quote

End Plate Connectors

Die-cast zinc alloy end plate connectors that seal and reinforce the open end face of aluminum profiles. The connector inserts into the profile bore and is secured via T-slot fasteners. Available for EU 30 and EU 40 series profiles. Provides a clean finished appearance and prevents debris ingress.

Zinc Alloy (Die-Cast)

Zinc Alloy

Request Quote

Elastic End Connectors

Nylon snap-fit elastic end connectors for tool-free sealing of aluminum profile end faces. The elastic body snaps into the profile bore without any fasteners or tools. Available for EU 30 and EU 40 series profiles. Provides a clean finished appearance and prevents debris ingress.

Nylon (PA)

Request Quote

Central Connectors

S45C carbon steel anchor-style connectors for invisible internal profile-to-profile joining. Inserted through the profile end face and tightened with a hex key. Available in 0 degree (inline) and 90 degree (perpendicular) configurations. Compatible with EU 30 and EU 40 series profiles.

S45C Carbon Steel

Request Quote

ISO 9001:2015

Certified quality management system

Material Test Certificates

MTC available on request for all products

Flexible MOQ

Small batch orders accepted — no strict minimum order quantity

24h RFQ Response

Technical team responds within one business day

Technical FAQ

Engineering Questions Answered

Common questions from system integrators and mechanical engineers.

Need a Custom Specification?

Submit your BOM or technical drawing and our engineering team will confirm availability, pricing, and lead time within 24 business hours. OEM and custom specifications are welcome.

Browse All Categories