Factory 17-round steel magazine for the P365-XMACRO pistol. This magazine includes rear witness holes to confirm loaded capacity and an orange follower making it easy to identify when unloaded. SIG include two additional interchangeable floor plates to accommodate the grip length differences of the P365, P365X, and P365XL. It comes configured for the P365-XMACRO. Product Specifications Manufacturer: Sig Sauer Model: P365 X-Macro Caliber: 9mm Magazine Capacity: 17 Rounds Additional Features: Two Additional Floor Plates