Manufacturer Model Number: 81001056 Manufacturer: Heckler and Koch (HK USA) Model: MR762 A4 Caliber: 7.62 x 51mm | 308 Win Type: Rifle Item Type: Firearm Firearm / Accessory Action: Semi-Auto Firearm / Accessory Capacity: 10 + 1 Finish: Black Sights: No Sights Stock Frame Grips: Collapsible / Folding Stock HK416 Slimline Furniture Magazine Quantity and Description: 1 10 rd. Overall Length: 35.5" to 39.5" Weight: 9.84 lbs. Shipping Weight: 16.2 Feature: Short Stroke Gas Piston Feature: Ext. Ambi. Charging Handle Feature: M-LOK Handguard Optic Adjustable Objective: false Optic Reticle Illuminated: false