P365 21 round magazine - Sig Sauer

This factory magazine comes standard with the 21-round P365-FUSE model. This magazine will also work with ALL 9mm P365 models, including the standard, X, XL, XMACRO, AXG-LEGION, FUSE, DH3, and FLUX. This magazine features rear witness holes to confirm loaded capacity, an orange follower that makes it easy to identify when unloaded, and a black baseplate. The baseplate is designed to be seated at the bottom of P365-XMACRO (AXG LEGION, FUSE & DH3) size grip modules. There will be a gap when seated in P365 Standard, P365X, and P365-XL size grip modules.