Introducing the Glock Recoil Spring Assembly for Gen 4 models G22, G31, and G37. Engineered with precision, this assembly enhances the performance and reliability of your firearm, ensuring smooth operation and ease of use. Ideal for range time and training, this accessory is a testament to Glock's reputation for innovation and quality. Key Features: - Manufacturer: Glock - Model: G22/31/37 - Product Type: Recoil Spring Assembly - Unique Features: Designed for Gen 4 models - What's In The Box: Recoil Spring Assembly