Advantage Arms .22 LR Conversion 10-Round Magazine for Glock 20 / 21 Pistols

Trusted by target shooters and firearms trainers nationwide, the Advantage ArmsA(R) .22 LR Conversion 10-Round Magazine for GlockA(R) 20/21 Pistols is designed to deliver reliable and budget-friendly rimfire training performance with your favorite centerfire Glock handgun. Featuring an impact and corrosion-resistant polymer body, this magazine offers superior durability and lasting performance you can depend on for years to come. The steel spring and flat polymer follower ensure smooth and consistent feeding performance. Plus, this magazine also features a built-in last-round hold open feature, which facilitates faster reloads and ensures a clear indication of an empty magazine. Requires an Advantage Arms Conversion Slide Kit (not included).