KRISS MagEx2 Kit for G21 with +17RD Extension

Upgrade your Glock G21 with the KRISS MagEx2 Kit, featuring a +17 round magazine extension for enhanced capacity. This kit includes a durable extended baseplate, outer sleeve, and extended spring, all crafted from lightweight reinforced composites. Designed for Gen 3 and later Glock magazines, it ensures reliable feeding and seamless aesthetics when paired with your KRISS Vector or compatible pistols.