Glock presents the Factory Recoil Spring Assembly for models G17, G22, G31, and G37 Gen 4, marked 5579-1. This assembly is engineered for precision and reliability, ensuring smooth operation and longevity. Ideal for range time and training, this accessory enhances your firearm's performance without the need for frequent replacements. Glock's reputation for innovation and quality craftsmanship is evident in this essential component.

Key Features:
- Manufacturer: Glock
- Model: G17/G22/G31/G37 Gen 4
- Product Type: Recoil Spring Assembly
- Material: Silver
- Unique Features: Marked 5579-1
- What's In The Box: Recoil Spring Assembly