Whether you’re customizing to best fit your needs or refreshing your old shocks, the RockShox Metric Coil Spring is perfect for you. The RockShox Metric Coil Spring is designed for RockShox rear shocks that use metric measurements. They are available in various lengths and various weight ratings so you can get the proper spring to fit your rear shock. If you’re looking to get theperformance out of your ride, then you’ll want to get the RockShox Metric Coil Spring.