5.56x45mm NATO Gun Parts

AR MAGLOCK AR-15 KingPin - Silver

AR MAGLOCK AR-15 Gen 4 Fixed Magazine Lock and Release Solution without Takedown Pin

Ballistic Advantage 14.5" 5.56 Government Profile Midlength AR-15 Barrel Modern Series w/ FSB Triangle Handguard Cap and Delta Ring Assembly & Pinned BCM A2X Flash Hider 1:7 Twist

Arsenal Inc. Recoil spring for milled and stamped receivers for 7.62x39 5.56x45 and 5.45x39 calibers Arsenal

Arsenal Inc. Firing pin 5.56x45mm spring loaded Arsenal

Arsenal Inc. Recoil spring assembly for stamped receiver all calibers wire type Arsenal Bulgaria

Arsenal Inc. Recoil spring assembly for milled receiver all calibers telescoping type Arsenal Bulgaria

Arsenal Inc. Bullet Guide for 5.56x45mm milled and stamped receivers Arsenal Bulgaria no rivet

Izhmash Rear sight assembly for AK-74 and AK-100 series 1000 meters with "A" battle mark Russian

MSR Retainer pin for RPK for milled receiver 7.62x39 and 5.56x45 calibers Arsenal Bulgaria

MSR Hinge block for 7.62x39 and 5.56x45 calibers for Krinkov Arsenal Bulgaria

MSR Flash hider 4pc for 7.62x39 5.45x39 and 5.56x45 24x1.5mm RH Cerakote Arsenal Bulgaria - Gray

MSR Flash hider 4pc for 7.62x39 5.45x39 and 5.56x45 24x1.5mm RH Cerakote Arsenal Bulgaria - OD Green

MSR Front sight/gas block combination for Krinkov in all calibers milled and stamped Arsenal Bulgaria

MSR Rear sight assembly for CR/SFC type for 7.62x39 5.56x45 and 5.45x39 calibers 500m Arsenal

MSR Spring for 5.56x45 firing pin for spring loaded bolt head

MSR Rear sight assembly with adjustable windage for 7.62x39 and 5.56x45 800 meters Arsenal Bulgaria

20" Black Nitride 4150 Steel Government Barrel 5.56 NATO Rifle Length Gas 1:7 Twist

NBS AR-15 4.6oz H2 Buffer

Green Mountain 5.56 AR-15 Barrel 20" M16 A1 Phosphate

Green Mountain 5.56 AR-15 Barrel 20" M4 A2 Phosphate

Green Mountain 5.56 AR-15 Barrel 20" M4 A2 Phosphate

Green Mountain 5.56 AR-15 Barrel 18" M4 Passivated

Green Mountain 5.56 AR-15 Barrel 16" M4 Nitride