The Wilson Combat 1911 Sentinel.45 ACP 6-Round Magazine with Pad is specifically designed for the Wilson Combat®.45 ACP Sentinel®1911 pistol and comes with a welded, aircraft-grade stainless steel body and an impact-resistant polymer pad for unrivalled durability and long-lasting shock resistance. Steel feed lips, a high-tensile steel spring, and a self-lubricating nylon follower provide dependable feeding performance. A positive last-round slide lock increases safety. The polymer floor plate is removable and allows for simple disassembly for cleaning and maintenance. A patented multi-step tumble and finishing process produces extraordinarily smooth performance for increased reliability in challenging conditions. American made.