Sig Sauer 8901180 Grip Module for P365/P365-XMacro — 9mm

The Sig Sauer 8901180 grip module is a replacement chassis for the P365 family, intended for use with P365 and P365-XMacro pistols identified in the product name. It incorporates a true 1913 accessory rail and includes a manual safety. Three interchangeable backstraps (S, M, L) are supplied, with the medium backstrap installed by default.

Key Specifications

• Compatible with Sig P365 and P365-XMacro pistols.
• Chambering specified in the product name as 9mm Luger.
• Compatible with 17-round P365-XMACRO magazines.
• Includes a manual safety.
• Features a true 1913 accessory rail.
• Includes three interchangeable backstraps (S, M, L) with the medium backstrap preinstalled.
• Manufacturer model number is 8901180.

Designed to provide modular ergonomics for the P365 platform, this grip module supports users who want 17‑round magazine compatibility and a manual safety option while retaining the pistol's compact profile. The 1913 rail and adjustable backstraps make it practical for a range of everyday carry and range setups without altering the fundamental controls of the P365 family.