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  1. Aero Precision M4E1 Complete Upper, 18" 6.5 Grendel SS Barrel, EM-15 Gen 2 HG - FDE Cerakote
    M4E1 Enhanced 18" 6.5 Grendel Complete Upper Receiver
  2. Aero Precision M4E1 Threaded Complete Upper, 18" 6.5 Grendel SS Barrel, ATLAS S-ONE 15" M-LOK HG - FDE Cerakote
    M4E1 Threaded 18" 6.5 Grendel Complete Upper Receiver w/ ATLAS S-ONE Handguard
  3. Aero Precision M4E1 Threaded Complete Upper, 18" 6.5 Grendel SS Barrel, ATLAS R-ONE 15" M-LOK HG - FDE Cerakote
    M4E1 Threaded 18" 6.5 Grendel Complete Upper Receiver w/ ATLAS R-ONE Handguard

3 Items

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