Post in the customer services section and rjk will get them to OcUK whilst 5UB will get them to youBut OcUK don't stock them.

Do I really need back plate to go together with block for gpu?
Or maybe I could add it later on. When they become available.
. I may have chance to get 2nd hand tj07. Should I abandon mine 800d and get tj07? As far I remember, 480 rad will fit at the bottom of tj. So could swap 360 which I did send back with 480 