Besides its black, gray, and FDE color choices, the FN 15 DMR3 comes standard with a redesigned Hybrid-profile 18-inch barrel with a SureFire ProComp muzzle brake and a Geissele two-stage trigger. Other features include FN's custom furniture, a Radian Raptor-LT ambidextrous charging handle, and Radian Talon ambidextrous safety selector. UPC 845737015367 Action SEMI AUTOMATIC Barrel Length 1.8 BARREL Caliber 5.56X45MM NATO Capacity 30 ROUNDS Finish FDE Receiver Material ALUMINUM Weight 7.4 LBS. SKU: 36-100676