The LANTAC Flared Guide Rod creates a more concentric and consistent lock up of the slide, spring and rod. These non captive guide rods are machined from 17-4PH Stainless Steel and hand polished to give an ultra smooth surface finish. Fits all Gen 1-3 Glock 17 and 19 pistols. Fits Gen 4 pistols with se of the GB-G4 Adapter Bushing.
Not for use with flat wire springs. LANTAC recommends ISMI and Wolff springs.