Have plenty of firepower at your next range day with the FN 545 Tactical .45 ACP 18-Round Magazine. This factory mag boasts a low-friction polymer follower and steel wire spring combined with steel feed lips to provide smooth reliable feeding in high-stress target and defensive situations. stainless steel construction with a corrosion-resistant finish perfect for long-lasting field use in virtually any tactical environment. A polymer baseplate extension gives you a fuller grip for improved handling and better accuracy with faster follow-up shots when it matters most. Load up on new mags and order today!