ATI MIL 5.56MM 16" BK M-LOK ATIG15MS556ML13 Manufacturer Model Number: ATIG15MS556ML13 Manufacturer: American Tactical Inc Model: Milsport Caliber: 223 Rem | 5.56 NATO Type: Rifle Item Type: Firearm Firearm / Accessory Action: Semi-Auto Firearm / Accessory Capacity: 30 + 1 Finish: Black Sights: Flip-Up Sights Stock Frame Grips: Tactical Stock A2 Stock Magazine Quantity and Description: 1 30 rd. Weight: 6lbs Shipping Weight: 8.4 Feature: NANO Parts Kit Feature: 13" M-LOK Hand Guard Optic Adjustable Objective: false Optic Reticle Illuminated: false