In this video, The Firearm Blog reviews the Zastava M91 Sniper Rifle, the Serbian Dragunov... "James Reeves reviews the Serbian M91 Sniper Rifle. This modernized version of Zastava’s designated marksman rifle (DMR) shares some similarities with the famous SVD Dragunov but is actually a very different gun, even if it uses the same barrel length and caliber as the SVD. Is this gun still effective? How accurate is it?