The Faxon Hellfire slide is the perfect upgrade for your G19 pistol! Hellfire slides are manufactured in house from 416 Stainless Steel. The slide is DLC Coated for Increased Lubricity and Corrosion Resistance. FeaturesMilled for Trijicon RMR & Holosun 507C Red DotsEnhanced Front, Rear, and Top SerrationsAccepts standard sights for GlocksPosts Milled into Optics Cuts for Alignment and Recoil Absorption Ships with Billet Aluminum Cover Plate for Optic CutCompatible with Gen 3 Parts for Glock Pistols DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.