Daniel Defense Optic Mount, 30mm, Black Finish 03-047-07146 Daniel Defense has expanded their line of optics mounts to offer secure mounting for the most standard size scopes. Daniel Defense variable power scope mounts are available in 1" and 30mm tubes. The variable power scope mounts weigh in at just 5.5 ounces and are manufactured with the same quality and durability you've come to expect from all Daniel Defense products.