Aero Precision M4E1 12.5″ 5.56 Complete Upper Receiver w/ ATLAS R-ONE Handguard

Complete Uppers

Aero Precision M4E1 16″ 5.56 Complete Upper Receiver w/ ATLAS S-ONE Handguard

$35.73 $52.88
Colt’s Manufacturing M4 Carbine 16″ 5.56/.223 Complete Upper

$58.96 $109.67
Aero Precision M4E1 11.5″ 5.56 Complete Upper Receiver w/ ATLAS S-ONE Handguard

$45.19 $54.23
Aero Precision M4E1 10.5″ 5.56 Complete Upper Receiver w/ ATLAS S-ONE Handguard

$59.86 $79.61
Aero Precision M5 18″ .308 Complete Upper Receiver w/ ATLAS R-ONE Handguard

$46.48 $57.17
Aero Precision M4E1 16″ 5.56 Complete Upper Receiver w/ ATLAS R-ONE Handguard

$65.47 $102.79
Aero Precision M4E1 12.5″ 5.56 Complete Upper Receiver w/ ATLAS R-ONE Handguard

$68.87 $117.77
Primary Weapons Systems 16.1″ MK116 Pro Complete Upper – .223 Wylde

$65.68 $126.76
Aero Precision 10.5″ 5.56 Complete Upper Receiver w/ ATLAS R-ONE Handguard – No Forward Assist

$57.68 $112.48
Aero Precision M4E1 10.5″ 5.56 Complete Upper Receiver w/ ATLAS R-ONE Handguard

$38.61 $59.07
Aero Precision M4E1 14.5″ 5.56 Complete Upper Receiver w/ ATLAS R-ONE Handguard

$40.41 $68.7
Geissele URGI Complete Upper Receiver Group – 14.5″

$67.46 $129.52
Aero Precision 11.5″ 5.56 Complete Upper Receiver w/ ATLAS S-ONE Handguard – No Forward Assist

$39.96 $79.12
Aero Precision 16″ 5.56 Complete Upper Receiver w/ ATLAS S-ONE Handguard – No Forward Assist

$44.44 $63.1
Aero Precision 11.5″ 5.56 Complete Upper Receiver w/ ATLAS R-ONE Handguard – No Forward Assist

$44.2 $66.3
Geissele URGI Complete Upper Receiver Group – 11.5″

$54 $90.18