Both manufacturers guarantee 1/2 moa but to get the same quality in the Christensen as you do in the Fierce you need to buy one of their top tier rifles in the $2500 and up range. Christensen uses a proprietary action based on the Remington 700 where as Fierce rifles are built on the Sako 85 action. The Sako is a 3 lug 70` degree bolt. More @Wikipedia
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