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Aero Precision - M4E1 No Forward Assist Assembled Upper Receiver - 16" Barrel - .223/5.56 - APAR612218M7
Aero Precision M5E1 Enhanced 18" .308 CMV Complete Upper Receiver - Anodized Black - APAR308554M25
Aero Precision M5 18" .308 SS Complete Upper Receiver with 15" ATLAS S-ONE Handguard - APAR538115M26
Aero Precision - M4E1 Complete Upper Receiver - 16" Barrel - .223/5.56 - APAR712705M7
Aero Precision M5 22" 6.5 Creedmoor SS Complete Upper Receiver with ATLAS S-ONE Handguard Anodized Black - APAR5381
Aero Precision M4E1 Complete Upper, 10" .300 Blackout Barrel, EM-9 Gen 2 Handguard - Anodized Black - APAR640221M4
Aero Precision M5 18" .308 SS Complete Upper Receiver with 15" ATLAS R-ONE Handguard - APAR538715M26
Aero Precision M5 18" .308 CMV Complete Upper Receiver with 15" ATLAS S-ONE Handguard - Cerakote FDE - APAR538
Aero Precision M5 308 Winchester/7.62 NATO Stripped Upper Receiver - APAR308503C
Aero Precision Assembled Receiver Multi-Caliber 7075-T6 Aluminum Flat Dark Earth Cerakote Receiver for AR-15 - APAR50180
Aero Precision AR-15 Multi-Caliber Stripped Upper Receiver - APAR501603C
Aero Precision M5E1 Enhanced 24" 6.5 Creedmoor Stainless Steel Complete Upper Receiver with 15" Enhanced M-LOK
Aero Precision M5 308 Winchester/7.62 NATO Stripped Upper Receiver - APAR308505C
Aero Precision M4E1 Threaded Stripped Upper Receiver - Anodized Black - Minor Cosmetic BLEM - APAR700201BC
Aero Precision APAR700201C M4E1 Stripped Upper Receiver .223/5.56 NATO Cerakote FDE - BLEM - APAR700202BC
Aero Precision M4E1 Enhanced Upper Receiver .223/5.56 NATO - Anodized Black - BLEM - APAR600201BAC
Aero Precision M5 308 Winchester/7.62 NATO Assembled Upper Receiver - Cerakote FDE - APAR308505AC