AERO M4E1 COMPLETE LOWER RECEIVER W/FDE MOE

The Aero Precision M4E1 Complete Lower Receiver with Magpul SL-K Carbine Stock is the perfect upgrade for your AR build. This complete lower features an M4E1 Lower and is upgraded to include an Magpul SL-K Carbine Stock. A drop-in replacement buttstock for AR15/M4 mil-spec carbine buffer tubes the SL-K