Strike Industries Modular Guide Rod for Glock Standard Blue One Size. Its stainless steel shaft and anodized aluminum end cap will not rust crack or break as easily as polymer rods found in oem Glock pistols increasing its service life compared to standard recoil assemblies. Fine tune your recoil characteristics and improve reliability by using their recoil springs offered in various weights without having to buy more than one guide rod. Simply unscrew the endcap replace the spring to your preference replace the end cap and youre good to go SI also offers the end caps in various colors and designs to add a custom look and more personalization to your pistol. Specifications for Strike Industries Modular Guide Rod for Glock Gen3: Manufacturer: Strike Industries Finish: Anodized Fabric/Material: SUS304 Stainless Steel SUS303 Stainless Steel 7075-T6 Aluminum Gun Make: Glock Gun Model: Glock 35 Glock 34 Glock 24 Glock 22 Glock 17L Glock 17 Glock 37 Glock 31 Condition: New Features of Strike Industries Modular Guide Rod for Glock Gen3 Easily swap different spring weights. Made from 303 Stainless Steel for corrosion resistance and increased toughness. Adjustable fit with the included shims even allows compatibility with their Jitterplug for GLOCK GEN3 upgrade. Endcaps available in 4 different colors and 3 different designs. Package Contents: Strike Industries Modular Guide Rod for Glock Gen3 1x GMGR : SUS303 3x endcaps: 7075 T6 Aluminum 2x 0.2mm shims: SUS304 1x 0.4mm shims: SUS304 What firearm models does the manufacturer say Strike Industries Modular Guide Rod for Glock Gen3 is compatible with? The manufacturer says that Strike Industries Modular Guide Rod for Glock Gen3 is compatible with Glock 31 Glock 37 Glock 17 Glock 17L Glock 22 Glock 24 Glock 34 Glock 35Strike Industries SI-G-MGR-S-BLU: Modular Guide Rod for Glock Standard Blue One Size