The ATI Outdoors Advanced Tech AR-15 Buffer Spring is a mil-spec replacement component designed to restore reliable cycling in AR-15 pattern rifles.
- Part Type: Buffer Spring
- Compatible Firearms: AR-15 and AR-15 pattern rifles (mil-spec buffer tubes)
- Material: Heat-treated spring steel
- Finish: Corrosion-resistant coating
- Installation: Drop-In (no gunsmithing required)
- Includes: (1) Buffer spring









