For Samsung Galaxy J4 2018 J400 - Replacement SIM 1 Card Tray Holder - Blue

Restore cellular connectivity and secure card seating with this OEM-Specification SIM 1 Tray Replacement. Specifically engineered for the Blue J4 2018 (SM-J400), this tray is precision-milled to ensure the exact micron-level depth required for the internal SIM reader pins to make consistent contact. It is the definitive hardware solution for resolving terminal mechanical issues such as "SIM card not detected," "tray won't eject," or "loose card seating" caused by bent rails or snapped plastic tabs. Manufactured with a color-matched Blue finish, it maintains the device's original aesthetic and structural seal.