Hogue Pistol Grip, Fits Ruger LCR, G-Mascus Black/Gray 78167 Hogue's Smooth G-Mascus Grips are constructed of a high performance G10 G-Mascus material" which is a high pressure thermoset laminate consisting of multiple layers of woven fiberglass impregnated with an epoxy resin binder. This makes the grips highly resistant to wear and gives them a look similar to Damascus steel. Fits Ruger LCR and LCRx models.