This SIG Sauer Magazine is a factory replacement magazine for the SIG Sauer P365 AXG LEGION and P365X-MACRO pistols. Chambered in 9mm Luger, it holds 17 rounds of ammunition. The magazine comes with a Henning Group aluminum base pad that is made specifically for use with the P365-AXG LEGION. Rear witness holes on the magazine body offer a quick view of the remaining ammunition in the magazine and a high-visibility orange follower makes it easy to identify when the magazine is unloaded. Specifications and Features: Caliber: 9mm Luger 17 Rounds Steel Magazine Body LEGION Aluminum Alloy Base Pad High Visibility Orange Polymer Follower High Quality Spring Rear Witness Holes Fits: SIG Sauer P365-AXG Legion SIG Sauer P365-XMACRO