TROOPER M4 CARB 5.56MM 16" M-LOK HANDGUARD Manufacturer Model Number: LE6920-R Manufacturer: Colt Model: Trooper M4 Caliber: 223 Rem | 5.56 NATO Type: Rifle Item Type: Firearm Firearm / Accessory Action: Semi-Auto Firearm / Accessory Capacity: 30 + 1 Finish: Matte Black Stock Frame Grips: Collapsible / Folding Stock Magazine Quantity and Description: 1 30 rd. Overall Length: 33.0" - 36.5" Weight: 6.5 lbs. Shipping Weight: 8.6 Feature: Centurion Arms Handguard Feature: M-Lok w/Flat Top Upper Rec. Optic Adjustable Objective: false Optic Reticle Illuminated: false