Tanfoglio STOCK I chambered in 40 S&W. Preferred by competitors shooting IPSC Standard division where power factor requirements favor the 40 caliber. The heavier slide and stiffer recoil spring system is tuned specifically for 40 S&W major power factor loads. Steel frame with full-length dust cover. Type: Pistol Action: Semi-Automatic Caliber: 40 S&W Capacity: 14 Year introduced: 2005, Italy Weight: 41 oz Overall length: 8.5" Status: Active Intended use: IPSC Standard, Competition