Sprinco Usa M16/m4 Extractor Spring Upgrade Kit

Upgrade your M16/M4 extractor spring with the Sprinco USA M16/M4 Extractor Spring Upgrade Kits. This Triple Kit includes a heavy-duty 5 coil extractor spring, insert, and O-ring for optimal performance.

- Enhance the reliability and longevity of your firearm
- Includes heavy-duty 5 coil extractor spring, insert, and O-ring
- Designed to withstand rigorous use
- Compatible with M16/M4 models

Don't settle for subpar performance, upgrade to the Sprinco USA M16/M4 Extractor Spring Upgrade Kits for improved functionality.