30A810D View cart “CMMG MK4 PDW .300 AAC Blackout 8.2″ Barrel, RKM7 KeyMod Free-Float Hand Guard, 30 Rd Mag- 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 STOCKCMMG MK4 PDW .300 AAC Blackout 8.2″ Barrel, RKM7 KeyMod Free-Float Hand Guard, 30 Rd Mag- All NFA Rules Apply $996.79 Original price was: $996.79.$897.11Current price is: $897.11. Add to cart