TANDEMKROSS Sentinel Stainless Steel Captured Spring Guide Rod for Ruger SR22 Silver. The guide rod is made of stainless steel to last a lifetime and the improved spring is stronger and 'captured' so it is easier to install and wont get lost. Best of all the TANDEMKROSS Captured Spring Rod has smooth stainless steel polished "nose" on it -- no unsightly screw like other brands. By replacing your factory guide rod with the TANDEMKROSS Captured spring rod you will see less up and down movement of the slide as it is stiffer than the plastic factory rod. This is a simple drop in replacement that will improve the performance of your Ruger SR22. Specifications for TANDEMKROSS Sentinel Captured Spring Guide Rod Ruger SR22: Manufacturer: TANDEMKROSS Color: Silver Fabric/Material: Stainless Steel Gun Make: Ruger Gun Model: Ruger SR22 Additional Features: This part works on both the 3in and 4.5in barrels of the Ruger SR22 Features of TANDEMKROSS Sentinel Captured Spring Guide Rod Ruger SR22: Smooth "nose" on the end of the guide rod with no exposed screw head Stainless steel guide rod replaces plastic guide in factory SR22 Captured spring makes installation easy This part works on both the 3" and 4.5" barrels of the Ruger SR22 Package Contents: TANDEMKROSS Sentinel Captured Spring Guide Rod Ruger SR22 What firearm models does the manufacturer say TANDEMKROSS Sentinel Captured Spring Guide Rod Ruger SR22 is compatible with? The manufacturer suggests that TANDEMKROSS Sentinel Captured Spring Guide Rod Ruger SR22 is compatible with Ruger SR22TANDEMKROSS TK17N0064SSL1: Sentinel Stainless Steel Captured Spring Guide Rod for Ruger SR22 Silver