The Wilson Combat® 1911 Compact .45 ACP 7-Round Steel Magazine With Standard Base Pad boasts a corrosion-resistant steel tube for superior durability and comes equipped with a heavy-duty steel spring and self-lubricating, fiber-filled nylon follower for smooth, reliable feeding. Plus, the removable steel base pad makes for easy maintenance and cleaning. Better yet, this precision-engineered magazine offers a snug, wobble-free fit for added reliability.