Aero Precision AR-15 XL Stripped Upper Receiver - Anodized Black

Aero Precision AR-15 XL Stripped Upper Receiver - Anodized BlackThe AR-15 Stripped Upper Receiver is one of our most popular products. Forged from 7075-T6 aluminum, this stripped upper is precision-machined to Mil-Spec M16/M4 specifications. Match this upper with one of our AR-15 lower receivers for a solid and dependable fit.Features Port door opening has been enlarged to fit .458 SOCOM and other similar rounds (.450 Bushmaster, .50 Beowulf, etc.) Works with AR-15 lower receivers .250 takedown pin holes Laser-engraved T-marks "XL" portion of the Aero Logo on the Tang Compatible with AR15 port door and forward assistIncludes AR15 Stripped Upper Receiver in Anodized Black