6.5 Grendel
- PRO2A 12.5" 6.5 Grendel 1/8 Carbine Length Melonite M-LOK AR-15 Upper with Flash Can KitSpecial Price $539.99 $689.99
- PRO2A 12.5" 6.5 Grendel 1/8 Carbine Length Melonite M-LOK AR-15 Upper KitSpecial Price $509.99 $659.99
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