Products View cart “FAFO 16″ M4 5.56 NATO NITRIDE M-LOK RIFLE KIT WITH MBUS SIGHT SET” has been added to your cart. All All RiflesFAFO PistolsRifle KitsAccessoriesHandguardsOpticsPistolsScopesSights Sale! FAFO 16″ 5.56 NATO NITRIDE M-LOK MINIMALIST RIFLE KIT WITH MBUS SIGHT SET $649.99 Original price was: $649.99.$379.99Current price is: $379.99. Add to cart SKU: 93803 Category: Rifle Kits 1 2 3 … 40 Next »