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.