Aero Precision M4E1 Complete Lower Receiver with Magpul SL-K Stock - AER APAR600183

The Aero Precision M4E1 Complete Lower Receiver features a mil-spec compatible design with an integrated trigger guard and comes equipped with a Magpul SL-K Carbine Stock for AR15/M4 platforms. This drop-in lower receiver is ready to pair with an upper receiver to complete an AR-15 build. Designed for standard mil-spec carbine buffer tubes.