Glock Guide Rods - ismi-gunsprings.com
2021-7-4 · ISMI rods are machined from stainless steel and utilize a. button head screw to retain the spring when the assembly. is out of the pistol. This allows the shooter to dis-assemble. the guide rod for spring replacement or maintenance. Part # GLGR-17. For use in Model 17, 22 etc size pistols.
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