AERO AR15 10.3" ATLAS S-ONE M-LOK FDE; 840014611829; 2100000090310;
ATLAS Handguards are designed to match seamlessly with our M4E1 Threaded Upper Receivers. Additionally, they are compatible with any Mil-Spec AR-15 upper receivers as well. However, they may not be compatible with billet upper receivers due to indexing tabs.