Upgrade your mountain biking experience with the RockShox Metric Coil Spring - a premium suspension component designed for optimal performance, durability, and precise shock tuning. Crafted from high-quality materials, this coil spring is engineered to deliver reliable support and enhanced control across a variety of trail conditions. Materials & Engineering: Made from durable alloy steel, the RockShox Metric Coil Spring offers superb resilience and long-lasting performance. Its electric red finish not only adds a sleek, eye-catching look but also provides corrosion resistance, ensuring it withstands the rigors of aggressive riding in varied environments. Performance & Components: With a spring length of 151mm and travel range of 57.5 to 65mm, this coil spring is compatible with a range of shock setups. The 650 lb spring weight is ideal for riders seeking firm support and optimal suspension sag adjustment. Designed to work seamlessly with aftermarket shocks, this coil spring allows you to fine-tune your bike's suspension system for improved shock rebound and compression control, enhancing overall ride quality and responsiveness. Style & Use Case: Whether you're conquering technical downhill descents or tackling rugged trails, the RockShox Metric Coil Spring provides dependable performance tailored to aggressive mountain biking, enduro, and trail riding. Its vibrant electric red color not only complements high-performance bike builds but also makes it easy to identify during setup or adjustments. Innovative Features: Available separately, this coil spring lets riders customize their suspension setup for personalized feel and optimal shock performance. Its precise engineering customizes the spring rate to match rider weight and riding style, ensuring maximum efficiency and comfort on demanding terrains. Key Specifications: - Length: 151mm - Travel: 57.5 - 65mm - Spring Weight: 650 lb - Color: Electric Red - Compatible with aftermarket shocks (sold separately) Upgrade