The CAR kit comes with our A-3 standard flat-top upper, lower parts kit, and your choice of A-2 Buttstock or CAR stock (pictured). Available with HBAR or Light Weight contour barrel.  5.56 NATO Chamber and bore,   Carrier is chrome lined, made from Carpenter 158 steel, and coated per mil spec. Carrier key is chrome lined and stake per mil spec.  ALL Parts made in the U.S.A.

AR-15 M-16 16 Inch Rifle kits in 5.56 NATO.

AR-15 M-16 16 Inch Rifle kits include all parts to turn your stripped lower receiver into a functioning rifle.  Parts include a Carbine length barrel, flat top or A-2 upper receiver, bolt carrier group staked per Mil-Spec, charging handle, gas tube, handguard, front sight, lower receiver complete parts kit, and buttstock of choice.
AR-15 M16 16 Inch Carbine Rifle kits