Sig Sauer P365 X-Macro Extended 9mm 21rd Handgun Magazine, Black - 8901594

Factory Sig Sauer magazine for 9mm P365-series pistols with 21-round capacity. Features steel construction, orange anti-tilt polymer follower, and numbered rear witness holes for easy capacity confirmation. Compatible with all P365 variants including standard, X, XL, X-Macro, AXG Legion, and Fuse models.