Sendero I, I believe, 7MMRem. Mag. Around 100 rounds down the barrel. Easy 1/2 Min. groups at 100 yards. 20Min. EGW base, and muzzle brake added. Threaded cap if brake isn't wanted on barrel. Retired owner thinning the herd. Rifle looks in excellent condition. $950 shipped to your ffl. Can email other pictures.