The SIG P938 Extreme adds G10 Piranha grips and a stainless steel frame to the P938. Extended 7-round magazine included along with the standard 6-round mag. Type: Semi-Auto Pistol Action: SA Caliber: 9mm Capacity: 7 Year introduced: 2013, USA/Germany Weight: 16 oz Overall length: 5.9" Status: Active Intended use: Concealed Carry