The Replacement Header End Caps For Classic 140 Sliders are designed for use with compatible Classic 140 sliding door header systems where replacement end cap components are required. Made from aluminum with a satin anodized finish, these header end caps are intended for frameless glass sliding door assemblies used in commercial and residential interior applications. The functionality type is header end cap, making this component suitable for covering and completing the exposed ends of compatible slider header profiles. This replacement part features a Length of 1-13/16 and a Width of 1-9/16", allowing it to match designated Classic 140 header configurations. It is designed for use with systems associated with 3/4" glass thickness. The satin anodized finish coordinates with matching aluminum sliding door hardware, track components, and architectural glass system parts commonly used in offices, conference rooms, hospitality interiors, retail spaces, and residential room divider installations. The aluminum material supports compatibility with Classic 140 slider hardware assemblies that require a matching replacement header end cap. This component can be used during maintenance, repair, or hardware replacement when an existing header end cap needs to be changed while retaining the intended appearance and profile compatibility of the sliding glass door system.