KCI USA 9mm 17-Round Magazine for Glock 17/19/26

These KCI USA’s Glock pattern magazines are constructed with a hardened steel insert that is encased in a polymer. The polymer molding helps to protect the magazine body from damage and deformation from regular use. KCI®’s 9mm 17-Round Magazine for Glock® 17 Pistols are an affordable aftermarket pistol magazine featuring a durable, high-impact polymer body with a hardened steel lining for lasting performance and factory-like field performance you can depend on. Numbered witness holes offer quick, at-a-glance round counts for improved reliability while on the move. Plus, the strong steel spring and anti-tilt polymer follower work together to deliver consistent cartridge alignment and jam-free feeding in any environment. If that’s not enough, this magazine comes equipped with precision-molded, steel-reinforced feed lips for a snug, wobble-free fit and improved functionality in high-stress environments.