b'CHECKMATE-HDDue to popularity of our beloved legacy product, the CHECKMATE-QD suppressor, we present to you the CHECKMATE-HD suppressor. This new CHECKMATE-HD is a 5.8 ounce 5.7x28 pistol rated rimfire suppressor and utilizes our patented ECO-FLOW baffle technology as well as our newly developed CARBON-GARD technology- the subject of a pending patent.'