Granted as you said, if this was a small person it would be ideal.
Personally would ask @sbbohr on his opinion, the parts can be replaced fairly cheaply for longer seatpost and stem - probably find some good deals online or ebay if needed.
Would hold off respraying till the last part as it can get overly expensive then.
For £450 seems like a very decent deal.
Granted as you said, if this was a small person it would be ideal.
Personally would ask @sbbohr on his opinion, the parts can be replaced fairly cheaply for longer seatpost and stem - probably find some good deals online or ebay if needed.
Would hold off respraying till the last part as it can get overly expensive then.