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Aero Precision M5 308 Winchester/7.62 NATO Stripped Upper Receiver - APAR308503C
Aero Precision M5 308 Winchester/7.62 NATO Assembled Upper Receiver - APAR308503AC
Aero Precision M5E1 Enhanced 16" .308 Stainless Steel Complete Upper Receiver with 15" Enhanced Gen 2 M-LOK Ha
Aero Precision M5 Complete Upper with 16" .308 Mid-Length Barrel, Adjustable Gas Block, & 15" ATLAS R-ONE
Aero Precision M5 20" .308 CMV Complete Upper Receiver with 15" ATLAS R-ONE Handguard - Kodiak Brown Anodized
Aero Precision M5 20" .308 CMV Complete Upper Receiver with 15" ATLAS R-ONE Handguard - OD Green Anodized - AP
Aero Precision M5E1 Enhanced 18" .308 CMV Complete Upper Receiver with 15" Enhanced M-LOK Handguard - Cerakote
Aero Precision M5E1 Enhanced 20" .308 CMV Complete Upper Receiver with 16.6" Enhanced M-LOK Handguard - Anodiz
Aero Precision M5E1 Enhanced 18" .308 CMV Complete Upper Receiver with 16.6" Enhanced M-LOK Handguard - Anodiz
Aero Precision M5E1 Enhanced 20" .308 CMV Complete Upper Receiver with 15" Enhanced M-LOK Handguard - Cerakote
Aero Precision M5E1 Complete Upper, 20" .308 SS Rifle Barrel, EM-15 Handguard - FDE Cerakote - APAR308556M34
Aero Precision M5E1 Enhanced 16" .308 CMV Complete Upper Receiver with 15" Enhanced M-LOK Handguard - APAR3085
TacFire BU-308-20 AR-Platform Complete Upper, .308 Win, 20" Black Nitride Barrel, Black Anodized Finish.
Seekins Precision SP10 Upper, AR-10 Platform, .308 Win, 16" Barrel, Armorer Black Finish, MPN: 0011100117-F.
Aero Precision M5 16" .308 CMV Complete Upper Receiver with 15" ATLAS S-ONE Handguard - Anodized Black - APAR5
Aero Precision M5E1 Complete Upper, 16" .308 Mid-Length Barrel w/ 15" Enhanced M-LOK Handguard & Adjustabl