Any Idea what the Barrel life of a Blaser R93 LRS 2 would be in .308 Win Using Hirtenberger's 190 gr Ammo having a BC of .55 & a Muzzle velocity of 750M/S .This ammo is MATCH SMK ,,they no longer manafacture this. This ammo has now been replaced by RWS Target Elite. I have a Brand New Blaser R93...