Armaspec Glock Fluted Gen 1-3 Full size Guide Rod w/Spring 17lb Blue. The Armaspec Guide rod is available with different cap options and colors to create a unique look that is different from the OEM. The guide rod is much stronger than the polymer OEM version and can also be easily modified unlike the original. The Armaspec Glock guide rod is compatible with the following full size Glock pistols 17 17L 22 24 31 34 35 37. Specifications for Armaspec Glock Fluted Gen 1-3 Full size Guide Rod w/Spring: Manufacturer: Armaspec Fabric/Material: 7075-T6 Aluminum Gun Make: Glock Model Generation: 3 2 1 Country of Origin: USA Features of Armaspec Glock Fluted Gen 1-3 Full size Guide Rod w/Spring 17 lb Coming Soon Package Contents: Armaspec Glock Fluted Gen 1-3 Full size Guide Rod w/Spring 17 lb Armaspec ARM412-BLU: Glock Fluted Gen 1-3 Full size Guide Rod w/Spring 17lb Blue