Keep your single-layer railway sleepers straight and secure with the SleeperSecure 440mm Single Sleeper Straight Support Spike. Ideal for landscaping, retaining walls, raised beds, garden borders, and timber projects, this heavy-duty spike prevents shifting or misalignment, ensuring your timber structures remain stable and long-lasting. Key Features & Benefits: Secure Alignment: Maintains perfect straight alignment of single-layer sleepers. Extra Shear Angle: Performs reliably on soft, uneven, or compacted ground, providing maximum stability. Enhanced Grip Notches: Prevents movement and ensures a firm, long-lasting fit. Heavy-Duty Construction: Made from 2mm thick material for durability under pressure. Compatible with All Sleeper Sizes: Versatile for a variety of timber and landscaping projects. Easy to Use: Simple to install for DIY or professional landscaping applications.