CMC Products MMG45FS8BP Match Grade 8Rd 45 ACP USGI For 1911 Government Black Stainless Steel The Match Grade 1911 Magazine From CMC Is a Traditional USGI-Style Fixed Base Magazine With improvements In Follower Design, Feed Lip Geometry, And materials. Match Grade Die-Controlled tolerances Are Held To +/- .001" Which Is More Than 75% tighter Than magazines Made To Typical Military specifications. Springs Are Made From Aerospace-Grade Rocket Wire And Large Viewing holes Are Numbered To quickly Determine Round Count at a Glance. The Stainless-Steel Match Grade features a Welded Base Plate For The Ultimate In Durability, Drilled For Base Pad. Caliber: 45 ACP Capacity: 8Rd Model: Match Grade Material: Stainless Steel Capacity: 8 Manufacturer: Chip Mccormick Custom Mfg Number: MMG45FS8BP Model: Match Grade