Product Description The ZEV Technologies Firing Pin Safety and Spring is a stainless steel upgrade component designed to help refresh or enhance your Glock pistol&&';;s internals. This set includes a stainless steel firing pin safety paired with a small spring, and is intended for Glock Gen 1-4 compatibility (not compatible with Gen 5). Product Highlights Stainless steel firing pin safety for a durable internal upgrade or replacement Includes a small spring for proper installation and function Designed to fit Glock Gen 1-4 models (see compatibility list) Not compatible with Glock Gen 5 pistols Ideal for maintenance, rebuilds, or performance-oriented Glock projects Specs Brand Name: ZEV TECHNOLOGIES Product Type: Firing pin safety and spring Material: Stainless steel Spring: Small spring included Compatibility (Generations): Fits Glock Gen 1-4; not compatible with Gen 5 Compatibility (Models): Glock 17 (Gen 1-3, Gen 4), 17C (Gen 1-3), 17L (Gen 1-3), 19 (Gen 1-3, Gen 4), 19C (Gen 1-3), 20 (Gen 1-3), 22 (Gen 1-3, Gen 4), 22C (Gen 1-3), 23 (Gen 1-3, Gen 4), 23C (Gen 1-3), 24 (Gen 1-3), 24C (Gen 1-3), 26 (Gen 1-3, Gen 4), 27 (Gen 1-3), 29 (Gen 1-3), 32 (Gen 1-3, Gen 4), 32C (Gen 1-3), 33 (Gen 1-3, Gen 4), 34 (Gen 1-3, Gen 4), 35 (Gen 1-3, Gen 4) UPC: 811745020235 Manufacturer Part Number: ZEVFPSSSSM Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&&';;s manufacturer.