The SIG Sauer P320 Compact X-Carry Recoil Spring Assembly features corrosion resistant coating for enhanced durability and reliable firearm operation.P320 Compact X-Carry Recoil Spring AssemblyCorrosion resistant finish for long-lasting performanceCompatible with SIG Sauer P320 Compact and X-Carry modelsFactory replacement part for optimal functionalityEssential for maintaining proper cycling and reliability in your P320 Compact or X-Carry pistol providing consistent performance in various environmental conditions.