Square Post End Caps

For over 30 years, Melsteel has been the trusted supplier of steel products for builders and contractors across Melbourne. Our reputation is built on reliability, quality, and exceptional customer service. Whether you need square post end caps (also known as knock-on caps) for residential, commercial, or industrial projects, we provide the solutions you need, on time and within budget.

Why Use Square Post End Caps?

Square post end caps are designed to:

  • Prevent Water Ingress – Protect SHS posts from corrosion
  • Enhance Safety – Cover sharp edges for a clean finish
  • Provide a Professional Look – Ideal for gates, fencing, and structural posts

Our galvanised knock-on caps range from 35mm to 125mm, ensuring durability and a perfect fit for your project.

Explore Our Hollow Section Range

In addition to square post end caps, we stock:

  • Primed SHS (Square Hollow Section)
  • Primed RHS (Rectangular Hollow Section)
  • Galvanised RHS
  • Galvanised SHS

All products are ready for custom steel fabrication or fast delivery to your worksite.

Simple Ordering Process

Buying from Melsteel is easy:

  1. Select the size of the square post end cap you need
  2. Add it to your cart and enter your shipping details
  3. Our team will contact you to confirm prices and arrange delivery

For a fast, free quote, call (03) 8794 3100 or email buysteel@melsteel.com.au.

Why Choose Melsteel?

  • Over 30 Years of Industry Experience
  • Comprehensive Range of Steel Products
  • Fast Delivery Across Melbourne
  • Expert Advice & Customer Support

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