The S&J Hardware Extra Power magazine spring — designed for general-purpose repair and extended magazine tube builds where more spring tension is needed. These are tested in real-world conditions for million-cycle longevity and will not fail.
Features
Extra power rating — more tension than standard springs
Million-cycle tested longevity
Ideal for extended magazine tube builds
Works on standard capacity tubes as well
Trim to fit for your specific shotgun
Compatibility
Compatible with most 12-gauge pump and semi-automatic shotguns. Spring must be trimmed to fit.
