Finnish capture M1891 Mosin Nagant

This excellent M1891 Mosin has the following stamps: 
"D" marking- can fire larger D166 cartridges 
Circle K  accuracy proof
Boxed SA - Valtion Kivaaritehdas arsenal rework 
Imperial Tula factory hexagonal receiver 1895 year 
Bore is great- function is smooth. 
Great Finnish Mosin