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Lower Receivers

Lower Receivers

Aero Precision Lower Receivers are engineered for quality, reliability, and performance. A cornerstone in every custom AR15 build.

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Aero Precision M4E1 Threaded Complete Upper, 10.5" 5.56 Barrel, 9" M-LOK ATLAS S-ONE Handguard - FDE Cerakote
M4E1 Threaded 10.5" 5.56 Complete Upper Receiver w/S-ONE Handguard
Out of stock
Added
Aero Precision AR15 Gen 2 Complete Upper, 14.5" 5.56 Carbine Length Barrel, 12" M-LOK ATLAS S-ONE Handguard - FDE Cerakote
M4E1 Threaded 14.5" 5.56 Carbine Length Complete Upper Receiver w/S-ONE Handguard
Out of stock
Added
Aero Precision AR15 Gen 2 Complete Upper, 14.5" 5.56 Mid Barrel, 12" M-LOK ATLAS S-ONE Handguard - FDE Cerakote
M4E1 Threaded 14.5" 5.56 Mid-Length Complete Upper Receiver w/S-ONE Handguard
Out of stock
Added
Aero Precision AR15 Gen 2 Complete Upper, 14.7" 5.56 Mid Pencil Barrel, 12" M-LOK ATLAS S-ONE Handguard - FDE Cerakote
M4E1 Threaded 14.7" 5.56 Pencil Complete Upper Receiver w/S-ONE Handguard
Out of stock
Sale
Discontinued
Added
Aero Precision AR15 Gen 2 Complete Upper, 16" 5.56 M4 Barrel, 12" M-LOK ATLAS S-ONE Handguard, FDE Cerakote
M4E1 Threaded 16" 5.56 M4 Complete Upper Receiver w/S-ONE Handguard
Out of stock
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Added
Aero Precision AR15 Gen 2 Complete Upper, 16" 5.56 Mid Pencil Length Barrel, 12" M-LOK ATLAS S-ONE Handguard - FDE Cerakote
M4E1 Threaded 16" 5.56 Pencil Complete Upper Receiver w/S-ONE Handguard
Out of stock
Added
Aero Precision AR15 Gen 2 Complete Upper, 16" 5.56 Mid-Length Barrel, 15" M-LOK ATLAS S-ONE Handguard, FDE Cerakote
M4E1 Threaded 16" 5.56 Mid-Length Complete Upper Receiver w/S-ONE Handguard
Out of stock
Added
Aero Precision AR15 Gen 2 Complete Upper, 18" 5.56 Rifle Length Barrel, 15" M-LOK ATLAS S-ONE Handguard, FDE Cerakote
M4E1 Threaded 18" 5.56 Complete Upper Receiver w/S-ONE Handguard
Out of stock
Added
Aero Precision AR15 Gen 2 Complete Upper, 20" 5.56 Rifle Length Barrel, 15" M-LOK ATLAS S-ONE Handguard, FDE Cerakote
M4E1 Threaded 20" 5.56 Complete Upper Receiver w/S-ONE Handguard
Out of stock
Added
Aero Precision M4E1 Threaded Complete Upper, 8" .300 Blackout Barrel, 7" M-LOK ATLAS S-ONE Handguard - FDE Cerakote
M4E1 Threaded 8" .300 Blackout Complete Upper Receiver w/S-ONE Handguard
Out of stock
Added
Aero Precision M4E1 Threaded Complete Upper, 10" .300 Blackout Barrel, 9" M-LOK ATLAS S-ONE Handguard - FDE Cerakote
M4E1 Threaded 10" .300 Blackout Complete Upper Receiver w/S-ONE Handguard
Out of stock
Added
Aero Precision AR15 Gen 2 Complete Upper, 16" .300 Blackout Barrel, 12" M-LOK ATLAS S-ONE Handguard, FDE Cerakote
M4E1 Threaded 16" .300 Blackout Complete Upper Receiver w/S-ONE Handguard
Out of stock
Sale
Discontinued
Added
AR15 Gen 2 Complete Upper, 16" .223 Wylde Fluted SS Rifle Length Barrel, 15" M-LOK ATLAS S-ONE Handguard, FDE Cerakote
M4E1 Threaded 16" .223 Wylde Fluted Complete Upper Receiver w/S-ONE Handguard
Out of stock
Sale
Discontinued
Added
AR15 Gen 2 Complete Upper, 18" .223 Wylde Fluted SS Rifle Length Barrel, 15" M-LOK ATLAS S-ONE Handguard, FDE Cerakote
M4E1 Threaded 18" .223 Wylde Fluted Complete Upper Receiver w/S-ONE Handguard
Out of stock
Added
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/S-ONE Handguard
Out of stock
Added
Aero Precision M4E1 Complete Upper, 18" .224 Valkyrie SS Barrel, EM-15 Gen 2 HG - FDE Cerakote
M4E1 Enhanced 18" .224 Valkyrie Complete Upper Receiver
Out of stock
Added
Aero Precision M4E1 Threaded Complete Upper, 18" .224 Valkyrie SS Barrel, ATLAS S-ONE 15" M-LOK HG - FDE Cerakote
M4E1 Threaded 18" .224 Valkyrie Complete Upper Receiver w/S-ONE Handguard
Out of stock
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46 Items
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