Swenson Enhanced Glock 19 Gen 3 Slides are precision machined from stainless steel for a drop-in fit. Slides are shipped in a stripped configuration with no internal components, ready for standard factory replacement parts or a variety of aftermarket performance parts (including sights). Swenson Enhanced Glock Slides feature custom, dynamic cuts for weight reduction and improved aesthetics. In addition to a beautiful finish, PVD and DLC provide wear resistance characteristics for improved function and longevity. Part may require fitting to your specific gun.PVD (Physical Vapor Deposition) is a process which vaporizes solid material in a heated vacuum, then deposits the vaporized material in a bonded layer to the designated surface. DLC (Diamond Like Carbon) is a type of PVD process that specifically bonds a form of carbon to the designated surface. PVD/DLC coatings are extremely tough and durable. Features:RMR Slide CutCustom Dynamic Slide CutsDLC or PVD CoatingPrecision MachinedFit...