Replacement inner and outer recoil springs for Colt 1911 9mm pistols with Colt Dual Spring Recoil System™, enhancing reliability and extending service life up to 15,000 rounds.
Designed specifically for use in Colt 1911 Commander Model pistols or clones chambered in 9mm, requiring correct spring tension for optimal performance.
These springs are part of a system and must be used with a dedicated guide rod and recoil spring plug, which are sold separately.