The size is probably based off of the length of the arm . Be wary of that . So larger would be better . Weight is the most important bit , just remember that the stand itself weighs quite a bit I had a hard time finding the actual weight of monitor without its stand . This is the stand I use AVLTPower Premium Aluminum Gas Spring Desk Mount Single Holds 13 to 32 Screens , Up to 19 . 8 lbs , VESA 75 x 75 or 100 x 100 AVLTDM 031 cmswrcpapazOYnybC 56 GBGGI apologize , I dont know if this is affordableavailable in the UK . But if you search for specs similar to this you may find what you seekA word of warning You may wish to buy some extra washers . The screwholes on the X 34 are quite shallow . <| sep |> It says on the tool tip of ability ' Q 2 cannot crit '. Even if you have 100 % crit Q 2 will not crit since all of Q 2 damage is converted to true damage so neither the extra damage nor the auto attack damage itself can crit since they are put together when converting it to true damage .