For clarification, the objects inside the case is a dust filter and bag of motherboard screws and zip tides. This case is a bit priced up due to shipping. This case supports a front 360mm AIO, and a top 240mm AIO. It a 160mm PSU Clearance and a max GPU Clearance of 340mm unless you mount a 360mm AIO which reduces it around 290-280mm. It's motherboard sizes range from Mini ITX to Standard ATX. Yes, it does come with screws for the motherboard. But not standoffs.