Advantage Arms Conversion Magazine 10rd .22 LR for Glock 20/21

The Advantage Arms .22 Long Rifle conversion magazine is made for Glock G20 and G21 pistols when used with an Advantage Arms conversion slide kit. It provides a 10-round capacity and a last-round hold-open for straightforward operation. Constructed from durable polymer and finished in black, it is intended to support economical range training with your full-size service pistols.

Key Specifications

• This item is a Magazine designed for rimfire conversion use.
• Fits Glock 20/21.
• Caliber is .22 LR.
• Capacity is 10 rounds.
• Material is Polymer.
• Finish is Black.
• Feature: Last round hold open.
• Quantity per package: 1.
• Requires: Advantage Arms Conversion Slide Kit (not included).

Built to provide a cost-effective training option, this conversion magazine preserves familiar grip and handling while enabling the use of .22 LR for range sessions. Its polymer construction and last-round hold-open focus on dependable, routine use during practice and instruction.