Guns in 5.56x45mm NATO

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Harrington & Richardson Retro M16A1 Lowers Receiver, Gray, Blem - Harrington & Richardson

Harrington & Richardson

Harrington & Richardson Retro M16A1 Lowers Receiver, Gray, Blem

● Availability Unknown

Blem Harrington & Richardson M16A2 Lower Receiver Black - Harrington & Richardson

Harrington & Richardson

Blem Harrington & Richardson M16A2 Lower Receiver Black

● Availability Unknown

Colt M4 Commando 5.56mm Semi-Auto Lower Receiver Assembly With "LE" Prefix - Colt

Colt M4 Commando 5.56mm Semi-Auto Lower Receiver Assembly With "LE" Prefix

Price unavailable

● Out of Stock

Colt Firearms AR6720 Lightweight LE Carbine Black .223 / 5.56 NATO 16.1-inch 20Rd Carry Handle - Colt

Colt Firearms AR6720 Lightweight LE Carbine Black .223 / 5.56 NATO 16.1-inch 20Rd Carry Handle

● Out of Stock

Aero Precision 16" 5.56 NATO 30Rd Semi-Auto M4E1 Threaded Complete Rifle - Black - Aero Precision

Aero Precision 16" 5.56 NATO 30Rd Semi-Auto M4E1 Threaded Complete Rifle - Black

● Availability Unknown