Made in the USA
Discount codes will not work on these
Hodge Defense Systems bolt carrier groups are no frills, black nitrided bolt carrier groups with a 9310 bolt. When manufactured and heat treated correctly, 9310 is slightly stronger than Carpenter 158 bolts.
HDSI BCGs feature an all chrome gas key, are Magnetic Particle Inspected (MPI), properly staked, individually inspected for quality assurance and individually test fired.