Parts

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FN AR-15 Button Rifled Barrel in 5.56 NATO – 18-Inch M16 Style Rifle Barrel

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FN AR-15 Button Rifled Barrel 20-100037 - 10.5-inch 5.56 NATO / .223 Rem for M16 Carbine

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FN AR-15 Button Rifled Barrel 14.7-inch 5.56 NATO - Manganese Phosphate Finish

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FN AR-15 Button Rifled Barrel 16-inch 5.56 NATO - Manganese Phosphate Finish

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FN AR-15 Button Rifled Barrel – 14.7 Inch Carbine Length for 223 Rem | 5.56 NATO

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FN AR-15 Button Rifled Barrel in 5.56 NATO – 16 Inch Carbine Length

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FN Hammer-Forged Barrel for AR-15 5.56mm - 14.5 inch

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FN Hammer-Forged Barrel for AR-15 5.56mm, 16-Inch Mid-Length