Square End Cap with Threaded Insert

ATTENTION!!  The dimension given is the external dimension of the profile – not inside!

Please make sure you measure the outside of your tube when referencing our sizing information. Also, note the "Wall Thickness tube" specified for each plug to make sure it will be compatible with your tube.

How to Measure Your Insert Requirements

1. Measure the outside dimension of the tube. And that will be the Size of your end cap.
2. Measure the wall thickness tube. And compare if the end cap is suitable for this wall thickness.
3. Gently hammer or press the cap into the tube.

Square End Cap with Threaded Insert – M6, M8, M10 & M12

Looking for a professional finish with practical functionality? Our Square End Cap with Threaded Insert is the ideal solution for sealing the ends of square tubing while allowing for height-adjustable support. Perfect for furniture, construction, displays, and more.

Crafted from high-quality, wear-resistant plastic, this end cap features an integrated metal thread — making it easy to attach levelling feet, glides, or support legs. Designed to fit pipes with various wall thicknesses, it ensures secure placement, long-term durability, and a clean look.

 Key Features:

• Thread sizes available: M6, M8, M10, M12
• Material: Robust plastic with ribbed sides for tight grip
• Threaded insert: Metal bushing for reliable fastening

  Benefits You'll Appreciate:

• Height Adjustable: Easily install adjustable legs for uneven surfaces
• Protective Function: Blocks dust, dirt, and moisture from entering the pipe
• Safe & Tidy: Smooths out sharp pipe edges to reduce injury risk
• Neat Appearance: Enhances the overall look by covering open tube ends
• Quick Fit: Tool-free push-in design saves time during assembly

  Ideal For Use In:

• Office and industrial furniture (tables, workstations, shelving)
• Construction (railings, gates, structural frames)
• Sports & playground equipment
• Exhibition stands and advertising displays

 Why Choose This Cap?

 Long-lasting durability in tough environments

 Simple installation — no tools required

 Compatible with a wide range of square tube sizes

 Ensures stability, safety, and a sleek finish

 Whether you're building furniture, assembling railings, or setting up displays, this square end cap with threaded insert offers a smart, secure, and stylish solution — all in one compact component.