Product Overview This Premium 16mm Expanding Bolt Set is designed for robust and reliable installation of manual arm barriers. This high-performance set includes four expanding bolts that ensure secure fastening in various materials, making it ideal for both commercial and industrial applications. Features Includes 4 high-quality expanding bolts 16mm diameter for compatibility with various fixtures Durable construction for long-lasting performance Easy to install, perfect for manual arm barriers Versatile use for different materials including concrete and masonry Benefits Ensures secure and stable installation of barriers Reduces the risk of displacement or failure Enhances safety and functionality of barriers Cost-effective solution for barrier installation Technical Specifications Specification Measurement Diameter 16mm Quantity 4 bolts FAQ Q: What materials can these bolts be used with? A: These bolts are suitable for use with concrete and masonry, providing a secure fit in various installations. Q: How do I install these expanding bolts? A: Simply drill a hole of appropriate size, insert the bolt, and tighten to secure. Ensure the surface is clean for the best hold. Q: Are these bolts weather-resistant? A: Yes, the bolts are designed to withstand various environmental conditions, making them ideal for outdoor use.