DISC Lantac Blast Mitigation Device - 5.56 - BMD TYPA 556
Material: Milspec Gun Steel
Finish: Black Oxide
Dimensions: L: 2.570'', DIA of body at largest point: 1.600'', at smallest point: 1.185''
Width at mounting clips: 1.785''
Weight including Adapter: 7.3oz
Comes with appropriate crush washers.
Full instructions included.