The TenPoint Stealth 450/Viper 430 Replacement String is crafted from high-quality materials to ensure optimal performance and longevity for your crossbow. This pre-twisted string is designed specifically for the Stealth 450 and Viper 430 models, providing consistent accuracy and reliability. Regular replacement of the string is recommended to maintain peak performance and safety. Easy to install, this replacement string is an essential component for keeping your crossbow in top condition. TenPoint Crossbows TenPoint Stealth 450/Viper 430 Replacement String HCA-70319