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Aero Precision XL Expanded Door Upper Receiver For 450 Bushmaster 458 Socom & 45 ACP

Aero Precision XL Expanded Door Upper Receiver For 450 Bushmaster 458 Socom & 45 ACP

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On sale $51.99
Retail Price:$99.99
Your Savings:$48.00(48%)
In Stock
Part Number:UR-87392

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. 

FEATURES:

  • 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

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