Description Our Galvanised Steel C Channel Post – 1000mm (100x50mm) is designed for strong, durable support in timber sleeper retaining walls. Manufactured from heavy-duty galvanised steel for long-term corrosion resistance, this post is ideal for use with 80mm thick sleepers in residential and light commercial retaining projects. The C channel design allows sleepers to slide securely into place, creating a clean, straight finish while providing reliable structural strength. Perfect for garden beds, boundary walls, terracing and landscaping projects. Key Features Suits 80mm sleepers Post size: 100mm x 50mm Length: 1000mm Heavy-duty galvanised steel for corrosion resistance Ideal for low-height retaining walls Available Sizes We stock a range of C 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.