Aero Precision, M4E1-E Complete Upper, 5.56, 13.9″, 1:7, Black (APAR600217M99)

Looking for a rock-solid complete upper for your next AR15 build? The Aero Precision M4E1 Complete Upper  is engineered for performance and durability, with upgraded features like Aero’s Gen 2 Enhanced M-LOK Handguard and a 13.9″ 5.56 CMV mid-length barrel. This upper comes fully assembled (minus the BCG and charging handle) and is ready to go—ideal for your next range day or rifle project.

At City Arsenal, we’re a local shop in Greenville, SC carrying high-quality uppers, lowers, and AR15 parts both in-store and online. Whether you’re building from scratch or upgrading your current rifle, this Aero Precision upper delivers the quality and fit you expect.