Rival Arms Guide Rod Assembly Sig P365XL Tungsten Stainless Steel. Rival Arms Guide Rod Assemblies address all of these issues and will provide you a lifetime of reliable service. Features premium spring (stock weight) fully assembled and the rod is CNC-machined from a solid stainless steel billet for a stronger more corrosion-resistant part. No gunsmith required. Specifications for Rival Arms RA50S111T Guide Rod Assembly Sig P365XL Tungsten Stainless Steel: Manufacturer: Rival Arms Color: Tungsten Fabric/Material: Stainless Steel Gun Make: SIG Sauer Gun Model: SIG Sauer P365 XL Rival Arms RA50S111T Guide Rod Assembly Sig P365XL Tungsten Stainless Steel What firearm models does the manufacturer say Rival Arms RA50S111T Guide Rod Assembly Sig P365XL Tungsten Stainless Steel is compatible with? The manufacturer suggests that Rival Arms RA50S111T Guide Rod Assembly Sig P365XL Tungsten Stainless Steel is compatible with SIG Sauer P365 XL