The KRISS MagEx2 Kit is a capacity-extending baseplate system for factory standard Glock magazines, Gen 3 and later. The kit includes an extended baseplate outer sleeve and an extended spring constructed from reinforced polymer composites. It is caliber-specific and, in this Alpine White version, designed for standard G17 magazines in 9mm to provide a total capacity of 40 rounds. The MagEx2 Kit is compatible with KRISS Vector platforms and other Glock magazine-compatible pistols and pistol-caliber carbines that accept standard G17 magazines.
Key Specifications
- Designed for standard G17 magazines with a total capacity of 40 rounds (9mm).
- Provides an extension of +23 rounds when installed on compatible magazines.
- Color is finished in Alpine White.
- Constructed from reinforced polymer composites for lightweight durability.
- Includes an extended baseplate outer sleeve and an extended spring.
- Compatible with Glock Gen 3 and later magazine bodies and followers.
- Marketed for use with KRISS Vector platforms and Glock magazine-compatible pistols/carbines.
- Product type listed as Magazine Extension.
- Package weight is listed as 0.3 lb (shipping weight) in product attributes.
- Unit weight of the kit is 4.8 oz.
Compact and purpose-built, the MagEx2 Kit delivers a straightforward capacity increase without modifying factory magazine bodies. Its polymer construction keeps weight low while the extended spring and sleeve restore reliable feeding and serviceability. For those wanting higher capacity from Glock-compatible magazines in a clean, integrated package, this kit provides a practical solution in Alpine White.





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