You could get a very nice Mk3 pro target with some good glass for that budget as well.
Very under rated £500 rifle in my opinion.
FTP900 +Sightron S111 10-50 x 55
AA Pro Target in FWB FP70 stock + MTC Mamba lite
Daystate Airwolf + Bushnell Elite 6500
" life is about the memories we hold and not the things that we own"