Lone Wolf Arms Stainless Steel Guide Rod Assembly for Gen 4 Glock 20 / 21 Pistols

The Lone Wolf Arms Stainless Steel Guide Rod Assembly for Gen 4 Glock® 20/21 Pistols is a drop-in replacement guide rod designed to deliver improved performance over factory OEM plastic rods, which are susceptible to chips, cracks, and other breakages. The one-piece stainless steel rod offers long-lasting durability and natural corrosion resistance, while a durable, flat-wound spring provides a lifetime of reliable and consistent service. Compatible with Gen 4 Glock pistols ONLY.