Advanced Armament Corp ILLUSION 9, Suppressor, 9MM, 17-4 Stainless Steel, Anodized Finish, Black, Direct Thread, 1.25 Diameter, Does Not Include Piston 64114 Like the Maxim model 1910 silencer, the Advanced Armament Illusion 9 features an offset, non-centralized bullet path. Unlike the Maxims of old, the advanced design of the Illusion 9 incorporates a highly evolved, patent pending A.S.A.P. (Assured Semi Automatic Performance) system that ensures reliable operation on a broad spectrum of self-loading host pistols.