The Rival Arms RARA50A101S is a product developed with experienced shooters in mind. It\'s common knowledge that plastic guide rods can suffer from chips, cracks, and breaks which can lead to feeding or ejection failures and potentially affect accuracy due to flex. These are challenges that the Rival Arms Guide Rod Assemblies counteract in an effective way.Designed to address these problems comprehensively, the Rival Arms Guide Rod Assemblies provide a solution that ensures reliability and longevity. With this robust innovation, you\'re guaranteed a lifetime of consistent, reliable service.