Sig Sauer P365-XMACRO Grip Module, Black Polymer with Interchangeable Backstraps - 8901179

Factory replacement grip module for Sig P365 fire control units (except manual safety variants). Features a true 1913 accessory rail and includes three interchangeable backstraps (S/M/L) with medium preinstalled for proper hand fit. Compatible with 17-round P365-XMACRO magazines.