I came across this on a Chinese web. It is a new Russian sub, since we are talking about KGB hulls and the likes, I thought these shots of the prop is quite interesting. 
They are seriously de-tongued!
Somebody should tell them that they might lose this prop if they keep using the bullet prop nut
, they should have used Zuber lock nut. 

They are seriously de-tongued!

Somebody should tell them that they might lose this prop if they keep using the bullet prop nut



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