Springfield XD 9/40 4 inches recoil spring assembly experience unparalleled performance and reliability with the springfield XD 9/40 4 inches recoil spring assembly. Crafted by springfield Armory, a name that stands as a beacon of quality and precision in the firearms industry, this recoil spring assembly is engineered to meet the highest standards of materials and craftsmanship. Designed specifically for the springfield XD 9mm and .40 S&Wmodels, this assembly ensures optimal function and longevity, providing you with the confidence and peace of mind that comes from using genuine springfield Armory parts. Whether you're at the range or in the field, trust in the durability and superior performance of springfield's expertly crafted components.