Strike Industries Polymer Extreme 1911 Pistol .27 Grip - Streamlined, Matte Finish REFINED - Streamlined pattern provides a refined look and features a subtle matte finish. DURABLE - Constructed of heat resistant, high impact, and high bending strength polymers. PRE-CUT - Conveniently pre-cut for ambi safeties. INSPIRED - Inspired by Ray Gorzyn, an accomplished 1911 gunsmith with over 30 years of experience. DIMENSIONS - Thickness: 0.27" (0.635cm), standard size pistol grips.