If you have a Chinese SKS, you've got one of the very best.
These have the chrome chamber and bore. you shouldn't have any trouble moving it for $400.
I'd keep it if I were you.
History fails to record a single precedent in which nations subject to moral decay have not passed into political and economic decline. There has been either a spiritual awakening to overcome the moral lapse, or a progressive deterioration leading to ultimate national disaster.
If you think a strong military is expensive, think about what a weak one would cost