Originally Posted by
flibbly
Are you sure its a 52J config?
Isn't it the 70J that have 28B/J as single seats and thus the extra legroom 29A/K behind?
The OP said "Y class".
On the 52J, Y starts with 28 BC | DEFG | HJ and the row behind is 29 ABC | DEFG | HJK.
Thus 29A and 29K also have extra legroom.