Shop › HK JET FUNNEL FOR FS USP PISTOL HK JET FUNNEL FOR FS USP PISTOL $66.99 Heckler & Koch Jet Funnel, Fits USP Full Size, Only For Use with 9mm and 40cal USPs 216189 Quantity: Add To Cart Added! Heckler & Koch Jet Funnel, Fits USP Full Size, Only For Use with 9mm and 40cal USPs 216189