Stainless steel ring fits into the end of a Gen4 slide to enable use of narrower-diameter Gen3 guide rods and springs. Increases your choice of aftermarket guide rod/recoil spring combinations for tuning the performance of your Gen4 pistol. Compatible with both captured and uncaptured springs. Mfg: Zev Technologies SPECS: Stainless Steel with DLC black coating. .447" front dia., .550" back dia., .300" (mm) inside dia., .188" (mm) thick. Fits slides of Glock Gen4 pistols only.?
Zev Technologies Guide Rod Reducing Ring For Glock~ Gen4
$19.99
Lets You Use Gen3 Guide Rods & Springs In Your Gen4
