18.7" Reinforced Heavy Share Tweet Share Barrel Attachments | COD Black Ops Cold War | Call of Duty Attachment TypeBarrel Attachments | COD Black Ops Cold War | Call of Duty 18.7" Reinforced Heavy Stats - Pros and Cons: Weapon Blueprints That Equip 18.7" Reinforced Heavy: 20.3" Task Force 20.8" Task Force