Aero Precision Stripped Lower Receiver for AR-15 are manufactured to military specifications.  Will accept all AR-15 lower receiver parts, magazines, and upper receivers designed for use with mil-spec lower receivers.

Features:

• Semi-auto AR15 lower receiver
• Machined from 7075-T6 forged aluminum
• Matte black hard-coat anodized Mil 8625 Type 3 Class 2
• Marked �Cal Multi�
• Works with standard AR15 components and magazines