Product Description The SIG SAUER P320 X-Series TXG Grip Module is a tungsten-infused heavy polymer grip module designed to give your full-size P320 a flatter, softer shooting feel by adding steel-like weight while maintaining polymer flexibility. Built for X-Series compatibility, it allows you to install your P320 Fire Control Unit (FCU) into the TXG module for an upgraded feel and improved control on the range. This grip module is magwell and weight compatible, but does not include the extended magwell or internal weight. Product Highlights Tungsten-infused polymer construction delivers steel-like weight with polymer flex for enhanced recoil control Designed for full-size SIG SAUER P320 (4.70 in) configurations and X-Series TXG setups Magwell & weight compatible (extended magwell and internal weight not included) X-Series magazine fitment note: intended for newer-style magazines with circular SIG SAUER logo and square locking tab basepad Large grip module size for a fuller hand fit and improved purchase Specs Brand: Sig Sauer Model/Series: P320 X-Series TXG Grip Module Grip Size: Large Compatible Calibers: 9mm Luger, .40 S&W, .357 SIG Fitment: Fits full-size SIG SAUER P320 (4.70 in) Material: Tungsten-infused heavy polymer Color: Gray Grip Module Weight: 13.3 oz Manufacturer Part Number: 8900274 UPC: 798681632244 Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.