Hit the range with reliable, confident firepower using the Arex® Rex Zero 1s 9mm 20-Round Magazine. Featuring a durable stainless steel body with a corrosion-resistant black finish, this double-stack magazine delivers superior durability and reliable performance in any environment. The high-tensile steel spring and polymer follower ensure smooth operation, while the removable polymer floor plate offers quick disassembly for maintenance and cleaning and integrates with your pistol’s frame for snag-free performance. Better yet, this magazine is equipped with numbered witness holes for quick round counts, and the precision-engineered feed lips ensure a snug, reliable fit for added reliability.