Echo 1 M14 Metal Spring Guide for Version 7 Gearbox
The Echo 1 M14 Metal Spring Guide is a great upgrade for AEGs that use Version 7 Gearbox - like the M14. This spring guide will greatly increase the long term reliability of your compression system due to its high quality metal construction.
- Full metal construction
- Increases reliability and longevity of internal parts
- Strong and more durable that OEM spring guides
- Reduces stress in gearbox
- Designed for version 7 gearboxes