Best leave it being brno and not cz marked should make it at least 30 years old. The timber will have settled nicely into middle age and freshening it up will likely start things moving again.
They don't benefit anywhere near as much as centrefires do from changing from pressure bedding to free floating.
As above how accurate is it? In many 22s accuracy is more to do with brand of ammunition than rifle and half to 1 inch at 50 m would be considered acceptable to most.
Bookmarks