Aero Precision M4E1 Builder Set w/ 7″ ATLAS R-ONE M-LOK Handguard – Anodized Black

Description

This package deal includes the pieces you need to start building your own M4E1 (AR15) Rifle, including a M4E1 Threaded Upper Receiver, AR15 ATLAS R-ONE Handguard of choice and a M4E1 Stripped Lower Receiver.