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  1. Aero Precision M4E1 Complete Upper, 10" .300 Blackout Barrel, EM-9 Gen 2 Handguard - Anodized Black
    M4E1 Enhanced 10" .300 Blackout Complete Upper Receiver
    Rating:
    87%
  2. Aero Precision M4E1 Complete Upper, 10" .300 Blackout Barrel, EM-9 Quantum Handguard - Anodized Black
    M4E1 Enhanced 10" .300 Blackout Quantum Handguard Complete Upper Receiver
  3. Aero Precision M4E1 Threaded Complete Upper, 10" .300 Blackout Barrel, 9" M-LOK ATLAS S-ONE Handguard - Anodized Black
    M4E1 Threaded 10" .300 Blackout Complete Upper Receiver w/ ATLAS S-ONE Handguard
    Rating:
    100%
  4. M4E1 Threaded Complete Upper, 10" .300 Blackout Barrel, ATLAS R-ONE 9" M-LOK  HG - Anodized
    M4E1 Threaded 10" .300 Blackout Complete Upper Receiver w/ ATLAS R-ONE Handguard
    Rating:
    100%

4 Items

View as Grid List
per page
Filter by
Sorting Options
  • Position
  • Product Name
  • Price
  • Barrel Length
  • Series
  • With Forward Assist
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