The MKIV-SD is constructed as an integral suppressor on the Ruger MK-IV .22LR pistol. Utilizing a 7 inch long by 1 inch diameter suppressor tube” the appearance is that of a target bull barrel. It is constructed of 4130 steel tube. The baffle system are aluminum for increased efficiency. No packing materials are used in these units.
Maxim Defense Industries RUGER MKIV-SD Integrally Suppressed, Single Action, Semi-automatic, Metal Frame Pistol, Full Size, 22LR, 5.9″ Barrel, Alloy, Blued Finish, Checkered Black Synthetic Grips, Leupold Delta Point Pro Red Dot, 10 Rounds, 1 Magazine MXM-48352
