The Amend2 S300 Hybrid Grip Module is a grip module designed to function with Sig Sauer P320 Style Fire Control Units and Complete Slides, while allowing use of Sig Sauer P365 Style Magazines. the result is an easily convertible concealed carry firearm, that can transition back to a full size duty gun in seconds. FeaturesCompatible with Sig Sauer P320 Style compact and full size slides (Sub compact compatible with use of compensator)Compatible with Sig Sauer P365 Style 10, 12, and 15 round magsCompatible with all Sig Sauer P320 Style holstersFull size accessory rail allows attachment of full size lights and lasersUtilizing P320 style slides allows for use of full size optics