New chrome silicon 5.7 mag replacement spring. Mags with chrome silicon springs may be stored fully loaded, and unlike standard springs, chrome silicon springs will not weaken and take a set when compressed over extended period of time. Special coating imakes spring salt water resistant.
Spring length is approximately 3 times the length of standard spring and hooked on both ends to accept standard 5.7 follower. Each spring is long enough to make two standard power spring or two extra power springs by including an extra coil or coils.
CCs and MOs accepted.
Please email with any questions.Online Ordering