pc reason for selling buying a new device

RTX 2060 I5-9400F RAM 16 GB Deep cool air cooling with five fans Motherboard TUF gaming b360 plus Power supply Corsair cv 650 SSD 232GB HDD 931GB The device has been used for four years and is clean, nothing wrong with it except it needs light dust cleaning and CPU thermal paste replacement The device is very excellent for shooter games like COD and Fortnite and online games in general