Calibers: 5.56x45mm, 6.5 Creedmoor, .308 Win. Longer and heavier (18”, 20”, 24”) stainless barrels compared to the Resolute line. Platforms: Mk3, Mk4. Lengths start at 37.8” for the 18” barrel length, weight 7 lbs. Add $600 for the 20” barrel; add $650 for 24” barrel. SEE POLITICAL PANIC PRICING.