Description The Galvanised Steel Universal Beam Channel Post – 1600mm (100x50mm) is a heavy-duty structural steel post designed for retaining wall construction using 80mm timber or concrete sleepers. Also known as an I Beam retaining wall post, this profile provides superior strength and load-bearing capacity, making it ideal for small to medium retaining wall applications where durability and structural integrity are essential. Manufactured from high-quality structural steel and hot-dip galvanised for long-term corrosion resistance, this post is built to perform in demanding outdoor and soil conditions. Perfect for garden beds, boundary walls, terracing and landscaping projects. Key Features Suits 80mm sleepers Post size: 100mm x 50mm Length: 1600mm Heavy-duty galvanised steel for corrosion resistance Ideal for low-height retaining walls Also known as I Beam steel post Available Sizes We stock a range of UB ‘I’ beam Channel post lengths to suit different retaining wall heights. Contact us or browse our retaining wall section to find the right size for your project. Lead Time Please note: Larger order quantities may require up to 2 business days lead time. We recommend contacting our team for availability on bulk purchases.