KRISS MAGEX2 G17 +23RD 3PKThe KRISS MagEx2 G17 +23RD 3PK is a value pack of three magazine extension kits designed for Glock 17 9mm magazines. Each kit in this pack adds 23 rounds to your standard G17 magazine, increasing the total capacity to 40 rounds of 9mm ammunition. Engineered for use with KRISS Vector firearms and compatible Glock platforms, these extensions offer reliable feeding and durability. Features Specs: Caliber: 9mm Capacity Increase: +23 rounds per magazine