Aero Precision XL Mil Spec Upper Receiver
This Kit Features Aero Precision XL Engraved Upper Receiver w/ An Enlarged Ejection Port To Reliably Cycle The Larger .450 Shell Casing. Upper Receiver Does Have “XL” Laser Engraved On Top Rail.
Forged from 7075-T6 aluminum, this stripped upper is precision machined to mil-spec M16/M4 specifications and features M4 feedramps. Match this upper with one of our AR15 lower receivers for a solid and dependable fit.
- Enlarged Port Door To Accommodate .458, .450 and .50 Beowulf Rounds
- Compatible With AR-15 Lower Receivers
- M4 Feedramps
- .250 takedown pin holes
- Laser engraved T-marks
- "XL" portion of Aero Logo on Tang