11.8" Extended Details Barrel Attachments | COD Black Ops Cold War | Call of Duty Attachment TypeBarrel Attachments | COD Black Ops Cold War | Call of Duty 11.8" Extended Stats - Pros and Cons: Weapon Blueprints That Equip 11.8" Extended: Crimson Dozer Kingmaker 7.12" Chrome Lined 7.5" Chrome Lined