FN Five-seveN 5.7x28mm 20-Round Factory Magazine

Featuring durable polymer construction, the FNA(R) Five-seveNA(R) 5.7x28mm 20-Round Factory Magazine is built for lasting strength and durability. This factory magazine boasts numbered witness holes for quick, reliable round counts on the fly and removable, impact-resistant polymer baseplates for easy cleaning and maintenance. The durable polymer follower and high tensile steel spring ensure smooth, reliable feeding every time in high-stress target and tactical environments. The FN Five-SeveN re