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The SR-556® is now available in a Takedown model, an innovative twist on an already innovative rifle. Compact and easy to maintain, the SR-556® Takedown sets a new standard for the modern sporting rifle. The chrome-lined gas block and chrome-plated piston and regulator work together to provide a smooth power delivery stroke to the bolt carrier. The by-products of the gas system are vented out the bottom of the gas block, away from the bolt carrier, keeping the action clean and free from contaminants. The e
