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5.56x45 Rifle Parts

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Aero Precision M4E1 Threaded 16" 5.56x45mm Mid-Length Complete Upper Receiver with ATALS R-ONE Handguard - OD Green Anodized - APAR700178M7

Aero Precision M4E1 Threaded 16" 5.56x45mm Mid-Length Complete Upper Receiver with ATALS R-ONE Handguard - OD Green Anodized - APAR700178M7

Out of Stock
Aero Precision 5.56 Bolt Carrier Group, Complete Nickel Boron (No Packaging) - APRH101467C

Aero Precision 5.56 Bolt Carrier Group, Complete Nickel Boron (No Packaging) - APRH101467C

Out of Stock
Primary Weapons 22-2M100SM1B MK1 Mod 2-M Black Anodized Stripped Lower for AR-15, Oversized Ambi Bolt Release/Catch

Primary Weapons 22-2M100SM1B MK1 Mod 2-M Black Anodized Stripped Lower for AR-15, Oversized Ambi Bolt Release/Catch

Out of Stock
Geissele Automatics Super Duty Stripped Lower Receiver DDC for AR-15

Geissele Automatics Super Duty Stripped Lower Receiver DDC for AR-15

Out of Stock
Aero Precision AR15 Complete Upper with 16" 5.56 Mid-Length HBAR CHM/PH Barrel & Logic 15" M-LOK Handguard - Anodized Black - BLEM - APSL100469B

Aero Precision AR15 Complete Upper with 16" 5.56 Mid-Length HBAR CHM/PH Barrel & Logic 15" M-LOK Handguard - Anodized Black - BLEM - APSL100469B

Out of Stock
Aero Precision AR15 Complete Upper with 12.5" 5.56 Carbine Length Gov QPQ Barrel & Logic 9" M-LOK Handguard - Anodized Black - BLEM - APSL100476B

Aero Precision AR15 Complete Upper with 12.5" 5.56 Carbine Length Gov QPQ Barrel & Logic 9" M-LOK Handguard - Anodized Black - BLEM - APSL100476B
Out of Stock
Radian Weapons R0411 Builder Kit Radian Black, AX556 Ambi Lower, 14" Handgaurd, Includes Most Lower Parts

Radian Weapons R0411 Builder Kit Radian Black, AX556 Ambi Lower, 14" Handgaurd, Includes Most Lower Parts

Out of Stock
Aero Precision M4E1 Enhanced Complete Upper, 13.9" 5.56 CMV Mid-Length Barrel with 12.7" Enhanced M-LOK Handguard - Anodized Black - APAR600217M99

Aero Precision M4E1 Enhanced Complete Upper, 13.9" 5.56 CMV Mid-Length Barrel with 12.7" Enhanced M-LOK Handguard - Anodized Black - APAR600217M99

Out of Stock
Aero Precision AR15 Complete Upper with 14.5" 5.56 Carbine Length M4 QPQ Barrel & Logic Enhanced 12" M-LOK Handguard - Anodized Black (BLEM) - APSL100474B

Aero Precision AR15 Complete Upper with 14.5" 5.56 Carbine Length M4 QPQ Barrel & Logic Enhanced 12" M-LOK Handguard - Anodized Black (BLEM) - APSL100474B
Out of Stock
Aero Precision AR15 Complete Upper with 12.5" 5.56 Carbine Length Gov QPQ Barrel & 10.3" ATLAS R-ONE M-LOK Handguard - OD Green Anodized - BLEM - APSL100480B

Aero Precision AR15 Complete Upper with 12.5" 5.56 Carbine Length Gov QPQ Barrel & 10.3" ATLAS R-ONE M-LOK Handguard - OD Green Anodized - BLEM - APSL100480B
Out of Stock
Aero Precision AR15 Complete Upper with 16" 5.56 Mid-Length Heavy QPQ Barrel & 15" ATLAS R-ONE M-LOK Handguard - OD Green Anodized - BLEM - APSL100479B

Aero Precision AR15 Complete Upper with 16" 5.56 Mid-Length Heavy QPQ Barrel & 15" ATLAS R-ONE M-LOK Handguard - OD Green Anodized - BLEM - APSL100479B

Out of Stock
Stag Arms STAG 15 Tactical Complete Right Handed AR-15 Upper Receiver, 10.5" Black Nitride Barrel with Aero Precision BREACH Charging Handle & BCG - STAG15100312L

Stag Arms STAG 15 Tactical Complete Right Handed AR-15 Upper Receiver, 10.5" Black Nitride Barrel with Aero Precision BREACH Charging Handle & BCG - STAG15100312L
Out of Stock
Aero Precision AR15 16" 5.56 Mid-Length Complete Upper, with 15" M-LOK ATLAS R-ONE Handguard - Anodized Black - APSL100731

Aero Precision AR15 16" 5.56 Mid-Length Complete Upper, with 15" M-LOK ATLAS R-ONE Handguard - Anodized Black - APSL100731

Out of Stock
Aero Precision AR15 Complete Upper, 16" 5.56 M4 Barrel with 15" M-LOK ATLAS R-ONE Handguard - Anodized Black - APSL100725

Aero Precision AR15 Complete Upper, 16" 5.56 M4 Barrel with 15" M-LOK ATLAS R-ONE Handguard - Anodized Black - APSL100725
Out of Stock
Aero Precision M4E1 Threaded 10.5" 5.56 NATO No Forward Assist Complete Upper w/ 9" M-LOK ATLAS R-ONE Handguard - Kodiak Brown Anodized - APSL100622

Aero Precision M4E1 Threaded 10.5" 5.56 NATO No Forward Assist Complete Upper w/ 9" M-LOK ATLAS R-ONE Handguard - Kodiak Brown Anodized - APSL100622
Out of Stock
Aero Precision M4E1 Threaded 12.5" 5.56 Carbine No Forward Assist Complete Upper with 10.3" M-LOK ATLAS R-ONE Handguard - Kodiak Brown Anodized - APSL100630

Aero Precision M4E1 Threaded 12.5" 5.56 Carbine No Forward Assist Complete Upper with 10.3" M-LOK ATLAS R-ONE Handguard - Kodiak Brown Anodized - APSL100630

Out of Stock
Aero Precision AR15 16" 5.56 Mid-Length Complete Upper with 15" ATLAS S-ONE Handguard - Anodized Black - APSL100734

Aero Precision AR15 16" 5.56 Mid-Length Complete Upper with 15" ATLAS S-ONE Handguard - Anodized Black - APSL100734

Out of Stock
Aero Precision AR15 16" 5.56 Mid-Length HBAR Complete Upper w/ 15" M-LOK ATLAS S-ONE Handguards - Anodized Black - APSL100719

Aero Precision AR15 16" 5.56 Mid-Length HBAR Complete Upper w/ 15" M-LOK ATLAS S-ONE Handguards - Anodized Black - APSL100719

Out of Stock
Aero Precision AR15 Left Handed 14.5" 5.56 Carbine-Length M4 QPQ Complete Upper with 13.5" Slimline Handguard - Anodized - APSL100711

Aero Precision AR15 Left Handed 14.5" 5.56 Carbine-Length M4 QPQ Complete Upper with 13.5" Slimline Handguard - Anodized - APSL100711

Out of Stock
Aero Precision AR15 16" 5.56 Mid-Length Gov Complete Upper with 13.5" Slimline Handguard - Kodiak Brown Anodized - APSL100744

Aero Precision AR15 16" 5.56 Mid-Length Gov Complete Upper with 13.5" Slimline Handguard - Kodiak Brown Anodized - APSL100744

Out of Stock
Aero Precision AR15 16" 5.56 Mid-Length HBAR QPQ Complete Upper with 13.5" M-LOK Slimline M-LOK - Anodized Black - APSL100677

Aero Precision AR15 16" 5.56 Mid-Length HBAR QPQ Complete Upper with 13.5" M-LOK Slimline M-LOK - Anodized Black - APSL100677

Out of Stock
Aero Precision AR15 16" 5.56 Carbine-Length M4 QPQ Complete Upper with 13.5" M-LOK Slimline Handguard - Anodized Black - APSL100680

Aero Precision AR15 16" 5.56 Carbine-Length M4 QPQ Complete Upper with 13.5" M-LOK Slimline Handguard - Anodized Black - APSL100680

Out of Stock
Aero Precision AR15 16" 5.56 Mid-Length Gov Complete Upper with 13.5" Slimline Handguard - OD Green Anodized - APSL100745

Aero Precision AR15 16" 5.56 Mid-Length Gov Complete Upper with 13.5" Slimline Handguard - OD Green Anodized - APSL100745

Out of Stock
Aero Precision M4E1 Threaded 16" 5.56 Mid-Length QPQ No Forward Assist Complete Upper with 13.5" Slimline Handguard - Kodiak Brown Anodized - APSL100765

Aero Precision M4E1 Threaded 16" 5.56 Mid-Length QPQ No Forward Assist Complete Upper with 13.5" Slimline Handguard - Kodiak Brown Anodized - APSL100765

Out of Stock
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