AR Parts in 5.56x45mm NATO

Breek Arms RG2 M-LOK AR-15 Handguard - 15"

LUTH-AR BL-F207C 20 PENCIL BRL 556

Luth-AR 16 in Light Weight 1-7 kit minus Lower Receiver w/coll. Stock M-Lok Black Carbine

Luth-AR 16 in Light Weight kit minus Lower Receiver w/coll. Stock M-Lok Black Carbine

Ar-15 14.5'''' M4 Government Upper Receiver 1-9 - Ar-15 14.5'''' M4 Upper Receiver 1-9

Luth-AR Commerical Scallop Carbine Buffer Tube AR-10/ AR-15 5.56x45mm Nato/ 7.62x51mm Nato 7.25in Length 6 Positions 6061-T6 Aluminum Anodized Black

ZEV CH556AMB AR15 Ambidextrous Charging Handle 223 Remington/5.56 NATO 7075 T6 Aluminum Black Hardcoat Anodzied

Stag Arms AR-15 A3 Flattop Upper Receiver Assembly Direct Impingement Type 3 Hard Coat Anodized Right Hand Black

Ar-15 A3 Upper Receiver Assembly 5.56mm Left Hand

Mega Arms AR-15 QD Wedge Lock Handguard - 11.5"

Mega Arms AR-15 QD Wedge Lock Handguard - 10.5"

Mega Arms AR-15 QD Wedge Lock Handguard - 9.5"

TacFire MAR001S Low Profile Micro Gas Block .750" Diameter 5.56/223 Black Oxide Steel

KAK Industry DBC K-SPEC AR-15 5.56/.223/300BLK Bolt Carrier Group - Phosphate/Chrome-Lined

KAK Industry DBC AR-15 5.56/.223/300BLK Bolt Carrier Group - Phosphate/Chrome-Lined

KAK Industry K-SPEC C158 AR-15 5.56/.223/300BLK Bolt Carrier Group - Chrome

K-Spec 5.56x45mm Nato Complete Upper Receiver - K-Spec 5.56 Nato 14.5'''' Bbl 1-7 Twist Complete Upper Black

K-Spec 5.56x45mm Nato Complete Upper Receiver - K-Spec 5.56 Nato 13.9'''' Bbl 1-7 Twist Complete Upper Black

Faxon AR-15 ION Series Complete Upper Receiver Assembly 5.56x45mm NATO 16" Barrel

Faxon AR-15 ION Series Complete Upper Receiver Assembly 5.56x45mm NATO 16" Barrel Suppressor Ready

Faxon AR-15 ION Series Upper Receiver Assembly 5.56x45mm NATO 16" Barrel

Faxon AR-15 ION Series Upper Receiver Assembly 5.56x45mm NATO 16" Barrel Suppressor Ready

Faxon AR-15 ION Series Upper Receiver Assembly 5.56x45mm NATO 16" Barrel with Integral Brake

Faxon AR-15 Duty Series SOCOM Upper Receiver Assembly 5.56x45mm NATO 16" Barrel