The SIG MPX Carbine Competition is a competition-optimized version of the MPX Carbine with an enhanced trigger, competition stock, and extended handguard. Gas-operated short-stroke piston. Accepts proprietary MPX magazines. Purpose-built for PCC competition shooting classes. Type: Rifle Action: Semi-Automatic Caliber: 9mm Capacity: 30 Year introduced: 2019, USA Weight: 81.5 oz Overall length: 35" Status: Active Intended use: Competition, Range