G31 G4 357SIG 10+1 4.49" FS Manufacturer Model Number: PG3150201 Manufacturer: GLOCK Model: G31 G4 Caliber: 357 Sig Type: Semi-Auto Pistol Item Type: Firearm Firearm / Accessory Action: Safe Action Firearm / Accessory Capacity: 10 + 1 Finish: Gas Nitride Sights: Fixed Glock Sights Stock Frame Grips: Polymer Frame Polymer Frame Magazine Quantity and Description: 3 10 rd. Overall Length: 7.95" Weight: 26.12 oz. Shipping Weight: 3.7 Optic Adjustable Objective: false Optic Reticle Illuminated: false