This complete upper includes our new ATLAS R-ONE Handguard! The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing … Aero M4E1 Threaded Complete Upper, 10.5″ 5.56 Barrel, ATLAS R-ONE 9″ M-LOK HG – Anodized Read More »

This complete upper includes our new ATLAS R-ONE Handguard! The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing … Aero M4E1 Threaded Complete Upper, 10.5″ 5.56 Barrel, ATLAS R-ONE 9″ M-LOK HG – FDE Cerakote Read More »