M4 CARB MOE SL BLK 5.56MM 16" Manufacturer Model Number: CR6920MPS-B Manufacturer: Colt Model: M4 Carbine MPS Caliber: 223 Rem | 5.56 NATO Type: Rifle Item Type: Firearm Firearm / Accessory Action: Semi-Auto Firearm / Accessory Capacity: 30 + 1 Finish: Matte Black Sights: MAGPUL MBUS Stock Frame Grips: Collapsible / Folding Stock Black Magpul MOE-SL Magazine Quantity and Description: 1 30 rd. Weight: 6.9 lbs. Shipping Weight: 8.9 Feature: Magpul MOE Slim Line Furniture Feature: Aggressive TSP Grip Texture Feature: Magpul M-Lok Vertical Grip Optic Adjustable Objective: false Optic Reticle Illuminated: false