Sig Sauer P250 P320 .45 ACP 9 Round Black Compact Magazine MAG-MOD-C-45-9 This Sig Sauer Magazine is a Factory Original Replacement Part, manufactured to the same specifications and tolerances using the same materials as the OEM Magazine that came with the pistol, guaranteeing optimal fit and reliable operation.Specifications and Features: SIG Sauer P250C/P320C Magazine MAG-MOD-C-45-9P250/P320 Compact Magazine .45 ACP caliber 9 Rounds Steel Black Finish