Ensure your harnesses are installed securely with the GC Fabrications Harness Bar for NA NB. Designed to bolt directly to the seat belt towers, this GC Fabrications product guarantees a hassle-free, 100% bolt-on installation. Crafted from high-quality MSA-approved CDS steel with a 45mm diameter and 2.5mm side wall, it not only facilitates proper harness installation but also significantly boosts the stiffness of your vehicle's bodyshell. Finished in a resilient satin black powder coat, this harness bar is the epitome of safety and durability for your Mazda MX-5. Features: MSA-approved tubing for robust construction Direct bolt-on installation for convenience Enhances bodyshell stiffness High-quality CDS steel with a durable satin black powder coat finish