https://www.aeroprecisionusa.com/sale/blemished?avad=230949_e1d904ea5
They have their M4E1 Upper for under $80. They have their M5(AR-10) blem upper and lowers on their too. Make sure to do your research on the M4E1 and M5E1 uppers, I believe they will only accept Aero Rails.
They have their M4E1 Upper for under $80. They have their M5(AR-10) blem upper and lowers on their too. Make sure to do your research on the M4E1 and M5E1 uppers, I believe they will only accept Aero Rails.