SIX8RCK8.0UCIW View cart “Six8 M6 UCIW 6.8mm SPC II 8 Inch Threaded Barrel 5/8×24 TPI LWRCI Stock Magpul MOE Pistol Grip Flat Dark Earth 30 Round – All NFA Rules Apply” has been added to your cart. Showing the single result Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sale! IN STOCKSix8 M6 UCIW 6.8mm SPC II 8 Inch Threaded Barrel 5/8×24 TPI LWRCI Stock Magpul MOE Pistol Grip Flat Dark Earth 30 Round – All NFA Rules Apply $2,097.19 Original price was: $2,097.19.$1,887.47Current price is: $1,887.47. Add to cart