AR Parts in 5.56x45mm NATO

BLEM Harrington & Richardson C7 Stripped Upper Receiver, Black

Harrington & Richardson C7 Stripped Upper Receiver, Black

Blem Harrington & Richardson XM177 10" Complete Pistol Upper, Gray

Harrington & Richardson BLEM M16A2 Chrome Lined Complete Upper, Black

Harrington & Richardson BLEM M16A2 Chrome Lined Complete Upper, Gray

Harrington & Richardson M16A2 Chrome Lined Complete Upper, Gray

Harrington & Richardson BLEM M16A2 Stripped Upper Receiver w/ M4 Feed Ramp, Black

BLEM Harrington & Richardson M16A2 Complete Upper W/ 20" FN Hammer Forged Barrel, Gray

Harrington & Richardson M16A2 Complete Upper W/ 20" FN Hammer Forged Barrel, Gray

Harrington & Richardson BLEM M16A2 Stripped Upper Receiver, Gray

Harrington & Richardson BLEM Commando Style 12.5" Complete Upper w/ BCG and Charging Handle

Harrington & Richardson Commando Style 12.5" Complete Upper with BCG and Charging Handle

Harrington & Richardson BLEM M16A2 Complete Upper w/ 20" FN Hammer Forged Barrel

Harrington & Richardson BLEM M16A2 Stripped Upper Receiver, Black

Harrington & Richardson BLEM Government M16A2 Carbine Complete Upper, Black

Harrington & Richardson Government M16A2 Carbine Complete Upper, Black

Harrington & Richardson Retro M16A1 20" AR-15 Upper 5.56 1:12 Rifle Length, Black

Lead Star AR-15 Linear Compensator, Black

Toolcraft 5.56 Phosphate MPI Full-Auto BCG - No Logo & PSA AR15/PA10 EPT - Enhanced Polished FCG

Toolcraft 5.56 Phosphate MPI Full-Auto Bolt Carrier Group - No Logo

BLEM PSA 16" M4 Carbine-Length 5.56 NATO 1/8 Phosphate Classic No BCG and CH

PSA 10.5" 5.56 NATO 11" LSA Grunt M-LOK Upper Without BCG or CH

PSA 16" Midlength 5.56 NATO 1:7 Nitride B5 MLOK Upper, No BCG & CH, FDE

PSA 16" Midlength 5.56 NATO 1:7 Nitride B5 MLOK Upper, No BCG & CH, Black