Product DescriptionThe KRISS MagEx2 Kit is a capacity-extending base plate system designed for factory standard Glock magazines (Gen 3 and later). Built from durable, lightweight reinforced composite materials, this kit combines an extended baseplate, outer sleeve, and extended spring to increase overall magazine capacity while maintaining reliable feeding and rugged performance. This .45 ACP version is designed for use with standard-capacity Glock 21 magazines and is a great match for KRISS Vector platforms and other Glock-magazine-compatible firearms.Product Highlights Increases Glock 21 (.45 ACP) standard magazine capacity by +17 rounds for an overall 30-round capacity Complete MagEx2 system includes extended baseplate, outer sleeve, and extended spring Designed to work with the factory Glock magazine body and follower (Gen 3 and later) Durable, lightweight reinforced composite construction for long-term reliability Convenient 3-pack for upgrading multiple magazines (Flat Dark Earth)Specs Brand: KRISS USA, Inc Product Type: Magazine extension / capacity-extending base plate kit Compatibility: Glock 21 standard magazines (Gen 3 and later); also intended for KRISS Vector use Caliber: .45 ACP Capacity Increase: +17 rounds Total Capacity (with standard Glock 21 magazine): 30 rounds Included Components: Extended baseplate, outer sleeve, extended spring Material: Reinforced composite (polymer) Color: Flat Dark Earth Pack Quantity: 3 MPN: KVA-MX2K45FD01 UPC: 811607032932Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.