For 70 years, Wolff Gunsprings has manufactured precision springs exclusively for firearms, serving hundreds of pistol, revolver, rifle and shotgun models—including vintage weapons. The W. C. Wolff Company uses proprietary spring materials and processes to produce load-rated replacement springs, such as those used to tune recoil function, along with springs for gunsmithing and repairs.
Evolution Gun WorksSince 1991, Evolution Gun Works has built its identity around lessons learned from more than a third of a million rounds of competition shooting. The American manufacturer makes precision firearm components for shooters, gunsmiths and OEM partners, with its experience shaping how it selects materials and designs parts for sustained use.QUAKERTOWN, PA
James Spring & Wire CompanyJames Spring & Wire Company, founded in 1960 by Slinky® inventor Richard James, manufactures precision custom springs and wire forms for OEMs. More than 60 years later, the U.S. manufacturer combines in-house engineering and toolmaking with production capabilities that include metal components and assemblies. Its quality system is ISO 9001:2015 registered, and the company is ITAR registered.MALVERN, PA
Smith & WessonSmith & Wesson is a firearms maker established in 1852, with a long-standing identity built around its revolvers. Today, the company serves consumer, law-enforcement, and military customers while also offering factory custom engraving for its handguns.NORWICH, NY
LesjöforsWith an industrial heritage stretching back more than 170 years, Lesjöfors designs and manufactures precision springs, pressings and related components for applications ranging from heavy-duty equipment to medical and automotive systems. Its global production network combines local support with large-scale capacity, including a particularly extensive automotive aftermarket range of OE-quality replacement coil springs. Lesjöfors backs its manufacturing with traceability, continuous improvement and internationally recognised management systems including ISO 9001, ISO 14001 and ISO 13485:2016.PITTSTON, PA