WILSON COMBAT Recoil Spring Govt 15lb

Recommended Use: Full-Size 5" 9mm or .38 Super shooting full charge target or self-defense ammunition or .45 ACP shooting target ammunition with a power factor of 130,000 to 150,000 (Velocity x Bullet Weight = Power Factor); Average Service Life: 20,000 Rounds; NOTE: This is the standard recoil spring we install in our full-size .38 Super pistols.; Wilson Combat Heavy-Duty Recoil Springs are made combat tough to repeatedly take a pounding yet show remarkably consistent performance every time a round is fired; Keeping a fresh recoil spring in your pistol will dramatically reduce the pounding your slide and frame receive; These enhanced, chrome silicon steel recoil springs resist taking a set even after thousands of compression cycles for improved performance and reliability over standard music wire springs. They are the top choice of competition shooters seeking the longest in spring life.