Magnum Research Grip, Rubber, Fits MKVII, XIX, Hogue with Finger Grooves, Black Finish DEP821 Magnum Research's Excellent Rubber Grips are made by Hogue exclusively for the Magnum Research Desert Eagle semi-automatics MKVII and XIX. It is constructed of soft synthetic rubber with a cobblestone texture and finger grooves. These grips will make the handling and controlling of your weapon considerably more comfortable.