The M4A1 Clone Lower Receiver features custom engraving on the AR15 Gen 2 Lower Receiver and is the perfect base for your M4A1 clone build.

Features :

• Custom Aero Precision logo
• Markings include: Property of U.S.A., MOD M4 CARBINE, CAL. 5.56MM
• Serial number designation
• Safe/Semi/Auto safety selector markings