Glock 19 - 15 Round Magazine Gen:Gen 3/4 Selected and expertly heat treated

Selected and expertly heat treated steels form the spring

Modular tooling

The result is the  steel insert protects the magazine lips

Glock Extended Magazine 24 rounds magazine spring is made from selected and expertly heat treated steels

Glock 19 - 15 Round Magazine Gen:Gen 3/4 Selected and expertly heat treated15 round mags with black followers Gen 3 4 15 round mags with orange followers Gen 5 Glock 19 magazines steel and polymer perfection. Steel for strength and polymer for durability. The identical polymer to your Glock. In fact, the inventor of the polymer was Gaston Glock. Theres a bit of trivia. The mag encases a toughened and hardened steel insert in the polymer. Super tough and protected magazine lips the result. Gen5 mags are distinguishable by two