Upgrade your MCR system to peak performance with our comprehensive spring replacement kit. Designed to fit seamlessly with all MCR models, as well as the Shrike 5.56 and military AMG 2, this kit includes all the essential springs needed to restore your equipment to its optimal operational state. Each spring is crafted with precision engineering to ensure durability and reliability, providing consistent performance under demanding conditions. Whether you're maintaining your current setup or enhancing your tactical gear, our spring kit is the perfect solution for ensuring your system operates smoothly and efficiently. Experience the difference in performance and reliability with our expertly designed spring replacements.