Welcome to the forum.. Bolt action..
Poor guy does not even have sights on his weapon..
Battle rifle- Old beat up Mosin Nagant..
"Ensconced in the snow, his white camouflage suit rendering him invisible to the invading Soviet soldiers he stalked, Simo Häyhä steadied himself to fire. During the 1939–1940 Winter War, in temperatures as low as –40 °C, the Finnish sniper undertook a killing spree that saw him single-handedly take the lives of at least 700 men in less than 100 days. Over 500 of these he shot using a standard, bolt-action rifle with non-telescopic sights. Is it any wonder he earned the nickname White Death among his enemies? Meet the man who would take Rambo to the cleaners"
Read more at White Death: the Sniper Who Killed 700 Soviets in 100 Days