The B.Y.O FCU Kit. Just drop in a Sig Fire Control Unit and you are good to go!

Sharps Bros Grip Module Features:

• Grip module machined from billet 7075-T6 Aluminum.  
• Enhanced trigger-guard geometry with undercut and finger grooves for improved comfort and control
• Steel lug insert made from heat treated 4140
• Ambidextrous Gas Pedal® (both sides).  This allows for a thumb ledge and a natural indexing point regardless of dominant hand. Gas Pedal® features licensed from GoGun USA.
• The stock Sig module is 1.1" wide in the grip, their module is 1.3" wide allowing for a more robust feel in the hand without compromising concealability.
• M1913 Picatinny accessory rail
• Flared magazine well

Sharps 365XL-Improved Slide Features:

• Clean, bold design with ergonomic slide serrations, slide porting, and an integrated compensator
• Their milled optics cut sits just forward of the rear sight, so you can install and remove your optic without disturbing your open rear sight. This design also allows for the installation of suppressor-height sights for co-witnessing. 
• Fiber optic front sight
• 3.1" barrel
• 416 Stainless material, heat treated and given a black nitride finish
• Compatible with the Shield RMSc, SIG Romeo Zero, and Holosun HS407K / HS507K optics
• Ergonomic serrations for improved press checks and slide racking
• Optic cover plate included

Includes:

• A complete Sharps Bgrip module for the P365 XMacro
• mil-spec black anodized aluminum grip and grip panels.
• A fully assembled 365XL-Improved slide (9mm).

Please NOTE:

• Fire Control Unit not included. Any standard P365 FCU (P365, P365X/XL or P365 XMacro) without a manual safety feature will work with this grip module.
• Not compatible with CA Compliant FCUs