<p>The Sig Sauer P320 X-Series Factory Grip Module with Manual Safety Cutaway is a factory replacement popular amongst those looking to build out a custom P320. The P320 frame fits X-Series pistols with a manual safety in their fire control module. Compatible with 9, 40, and 357 Sig calibers. Made from Sig's high-strength polymer.</p> <ul> <li>Replacement grip module</li> <li>For P320</li> <li>Compatible with 9, 40, and 375 Sig calibers</li> <li>High-strength polymer construction</li> </ul>