Case: Aluminum case/PC case Structure: Silicone gasket mount Weight bar: Patina finished brass weight bar with clear coating protection for Aluminum case/ Copper brass weight bar for PC case PCB Mode: 1.6mm non-flex cut hotswap PCB, wired version only, support QMK/VIA Per-key RGB: Yes Mute silicone: Yes Plate: Polycarbonate offered with the kit;Non-flex cut USB interface: USB-C Typing angle: 6 degree Weight: around 1.6kg after assembly The case is compatible with KBD67 Lite. Designer: Wei