6mm ARC AR-15 Upper Kits
6mm ARC
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- PRO2A 16" 6mm ARC 1/7.5 Mid Length NR Side Charging Melonite M-LOK AR-15 Upper KitSpecial Price $789.99 $1,009.99
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- PRO2A 18" 6mm ARC 1/7.5 Mid Length NR Side Charging Melonite M-LOK AR-15 Upper KitSpecial Price $809.99 $1,029.99
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- PRO2A 20" 6mm ARC 1/7.5 Rifle Length NR Side Charging Melonite M-LOK AR-15 Upper KitSpecial Price $829.99 $1,069.99
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- PRO2A 22" 6mm ARC 1/7.5 Rifle Length NR Side Charging Melonite M-LOK AR-15 Upper KitSpecial Price $849.99 $1,089.99