You may want to use at least 175gr ammo @ 2600 fps. or better 185gr. if there's much wind. You'll want 20 moa built in your scope base. It'll take a good scope to be able to see your target @ 1K.
SigTalk is a forum community dedicated to SIG Sauer enthusiasts. Come join the discussion about Sig Sauer pistols and rifles, optics, hunting, gunsmithing, styles, reviews, accessories, classifieds, and more!