KRISS MagEx2 9mm Extension Kit FDE +23-Round

The KRISS MagEx2 Kit is a capacity-extending base plate system for factory standard Glock magazines, Gen 3 and later. The kit is composed of an extended baseplate outer sleeve and an extended spring constructed from reinforced composite materials to match the factory magazine body and follower. This listing covers the 9mm configuration finished in Flat Dark Earth and is designed for use with standard capacity G17 magazines. The MagEx2 is intended for compatibility with the KRISS Vector platform as well as Glock magazine-compatible pistol-caliber carbines.

Key Specifications

• The caliber is 9mm.
• The finish is Flat Dark Earth.
• Compatibility includes fits G17 magazines (Gen 3 and later).
• Adds +23 rounds to a standard G17 magazine for a 40-round total.
• Includes extended base plate outer sleeve and extended spring.
• The construction material is reinforced composite.
• The product type is Magazine Extension.
• The model designation is VECTOR.
• ATF manufacturer listed as KRISS USA, INC..

The MagEx2 provides a practical, compact way to increase magazine capacity while preserving the original magazine body and follower. Its composite construction and simple installation maintain reliable feeding and consistent handling, making it suitable for range use, competition, and personal preparedness. For users seeking a purpose-built capacity upgrade for factory G17 magazines compatible with KRISS Vector platforms, the MagEx2 delivers a straightforward, dependable option.