The Ismi 13 LB. SPRING FOR GLOCK~ 17 delivers a precision flat wire recoil spring designed specifically for Glock 17 pistols, providing reliable, consistent cycling and improved overall recoil management for practical shooting and duty-style use. Engineered to fit Glock|17 models, this 13-pound weight offers a balanced balance of spring tension and durability, helping to reduce felt recoil while maintaining smooth feeding and extraction under a variety of ammunition brands. Manufactured with flat wire construction, the spring promotes uniform tension across the cycle, contributing to longer frame life and steadier follow-up shots in high-volume practice or competition scenarios. As a core handgun part, it integrates seamlessly with standard components, supporting enhanced reliability without the need for extensive modification. Ideal for shooters seeking an upgrade to their Glock 17 recoil system, the Ismi flat wire design helps maintain consistent performance across a range of shooting conditions, enabling quicker target reacquisition and improved cadence. This replacement or upgrade part is a practical choice for maintaining handgun recoil efficiency and ensuring steady, repeatable results in everyday carry, training, or range sessions.