CSS (Connecticut Spring & Stamping) manufactures precision progressive die and fine-blanked stamping,specializing in tight tolerance components for firearms and weapon systems.We make and stock parts for the AR platform, as well. The industry also relies on CSS for precision custom springs, including shaped and stranded wire. CSS is ISO 9001 certified with 450 employees and 200,000 sq. ft. of manufacturing space.Products include magazine assemblies; slide stops; trigger bars; ejectors; struts; recoil springs; magazine springs;and compression,extension and torsion springs. Established in 1939. (less)