Glock 40 Gen4 long-slide 10mm Auto without optic cut. The base long-slide 10mm platform before the MOS variant became the standard offering. Type: Pistol Action: Semi-Automatic Caliber: 10mm Auto Capacity: 15 Year introduced: 2015, Austria Weight: 35.27 oz Overall length: 9.49" Status: Active Intended use: Hunting, Field, Competition