The KRISS MagEx2 Kit extends factory Glock 21 magazines from their standard 13-round capacity to 17 rounds without changing the magazine’s overall profile or reliability.
- Part Type: Magazine Capacity Extension Kit
- Compatible Firearms: Glock 21 (.45 ACP)
- Capacity: Extends to 17 rounds
- Material: Polymer construction
- Installation: Drop-In (no gunsmithing required)
- Includes: 3 MagEx2 baseplate and follower assemblies
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