About of both
I had to fit a new trigger on mine to stop it pulling ATB Dan
instead of doing stuff to smk's you'd be better off buying a decent springer , weirauch,air arms
great shooting !! i was spreading slurry on the tractor the other day and if you had a shotgun with you then you could of shot around 30 birds, and if im right rooks are bigger there caw is a slightly different noise and they have a bigger beak with a cream tint