Sniper rifle - Wikipedia

Designated marksman rifle - Wikipedia

Anti-tank rifle - Wikipedia

SIG Sauer SSG 3000 - Wikipedia

S&T Motiv K14 - Wikipedia

AWP, Counter-Strike Wiki

PGM 338 - Wikipedia

File:Sniper Rifles M40 XM21.jpg - Wikipedia

What is this thing on this M24 sniper rifle?

Barrett MRAD - Wikipedia

Sniper rifle - Wikipedia

Anti-materiel rifle, Military Wiki