Could someone please tell me, what size diameter the barrel on a saiga 308??.. I may buy a muzzle brake or a flash hider, and can not find anywhere on the net, the size in roundness(DIAMETER) the barrel is... By the way,, I just receive my saiga iz 140, few days ago, and loving it.. Thanks for any info... I do know that their are websites that sell saiga 308 parts, but I really want too know the barrel diameter.....