This unit replaces the magazine base plate on the SIG P365 (10 round magazines)9mm and .380. This extension does not alter the capacity of the magazine. It adds approximately 5/8" inch additional gripping surface (1/4" longer than factory extension) as well as enhanced ergonomics. The enhanced griping surface also incorporates a texture which closely matches the frame of the firearm.
**Not for 365XL or XMACRO magazines

Extension for 12 round P365 magazines see part PG-R12

Key Benefits:

• These units blend with the contours and texture of the handgun giving a factory appearance.
• Made from High Impact Polymer and withstand drop tests at temperatures from -20 F to 250 F.
• They provide comfort by increasing the length of the grip 5/8 inch over stock dimensions.
• They provide an easier means of manually extracting the magazines.