Description
Technical Overview
The 40×80 Endcap Bracket C functions efficiently as a structural capping component. Meanwhile, engineers specifically design this part for 40 Series T-Slot aluminium extrusion profiles. To begin with, manufacturers construct this hardware from black plastic. Because of this material choice, the piece provides a clean and lightweight enclosure. Consequently, this component successfully covers the exposed ends of 40×80mm extrusions. Furthermore, this durable protective barrier seals the open cross-section of the rail completely. As a result, the tight seal prevents the ingress of dust, debris, and environmental contaminants into the internal channels. In addition, the bracket features a clever press-in design. During installation, this plastic base interfaces directly with the profile cavity. Therefore, the unit creates a completely flush, clean termination point for all custom framing configurations. Ultimately, this specific setup shields assembly technicians from sharp cut edges while it simultaneously protects the vulnerable extrusion ends from minor mechanical impacts.
Applications
Technicians regularly deploy the 40×80 Endcap Bracket C at the termination points of various structural frameworks. Specifically, they utilize these protective caps on exposed framework ends built from standard 40 Series T-Slot profiles. For example, assembly teams secure the components in automated machinery setups, safety guarding enclosures, material handling systems, and industrial workstations. Within these industrial settings, operators must minimize dust accumulation inside the open tracks. Moreover, the block handles this maintenance issue flawlessly by sealing the open ends. Meanwhile, builders must note that the component fits 40×80mm layouts within the 40 Series family exactly. As a direct result of these exact dimensions, this hardware does not interface with smaller 20 Series V-Slot extrusion systems.
Technical Specifications
Drawings

| A | B | C | D | kg |
| 40mm | 9mm | 4mm | 7mm | 0.01 |
Maker Store Tips and Tricks
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Ensure the end face of the 40×80 extrusion is cut perfectly square and free of residual burrs to guarantee a clean, flush fit.
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Apply firm, uniform pressure across the flat surface of the plastic cap during assembly; using a soft rubber mallet can facilitate insertion into tight profile cavities.
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This hardware option is strictly incompatible with 20 Series V-Slot frameworks, so remember to verify your profile type before mounting the piece.
What makes T-Slots such an easy assembly task?
Building frames out of T-Slot extrusions is easy because they eliminate the need for specialized tools or welding, simplifying the assembly process. Building frames using T-Slot Linear Rail will require;
- 40 Series T-Slot Extrusions: These are the main structural components, usually made of aluminium, with slots along their lengths that allow you to easily connect various parts and accessories.
- 40 Series Brackets and Connectors: These are specialized components designed to fit into the T-Slot extrusions and secure them together at various angles. They include corner brackets, T-nuts, L-shaped brackets, and other connectors.
- Fasteners: Bolts, screws, and nuts are required to attach the brackets and connectors to the T-Slot extrusions securely.
- Tools: Basic hand tools like wrenches, Allen keys (hex keys), and screwdrivers are necessary for assembly. Additionally, a saw may be needed to cut the T-Slot extrusions to your desired lengths.
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