Description The Advantage Arms .22 Long Rifle 25-round conversion magazine is designed for use with Advantage Arms rimfire conversion kits for Glock pistols. Constructed from polymer, it fits Glock Gen 3 and Gen 4 frames for models 17, 19, 22, and 23. The magazine features a last-round hold open and is intended for economical range training with service-pistol ergonomics. This magazine requires an Advantage Arms Conversion Slide Kit (sold separately). Key Specifications The magazine holds 25 rounds of .22 LR. Chambered for .22 Long Rifle. Constructed from polymer for lightweight handling. Finish is black. Compatible with Glock 17, 19, 22, and 23 models when used with Advantage Arms conversion kits. Fits Glock Gen 3 and Gen 4 frames. Features a last round hold open. Requires an Advantage Arms Conversion Slide Kit (sold separately). Quantity included: 1 magazine. Not recommended for Glock 26/27 conversion kits. Ideal for shooters who want to practice with service-pistol controls while using economical .22 LR ammunition, this conversion magazine offers high capacity and familiar handling for training and range work. Its polymer construction and last-round hold open support predictable operation during drills and extended practice sessions.