levels.svg levels icon sort-down.svg sort down icon sort-up.svg sort up icon search.svg search icon user-circle.svg user circle icon cart-alt.svg cart icon plus.svg plus icon chevron-left.svg chevron left icon chevron-right.svg chevron right icon phone.svg phone icon zoom-in.svg zoom in icon

5.56x45 Products

1-24 of 1038 Products
Sort By:
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. ...
  7. 44
Aero Precision M4E1 Threaded 18" 5.56 Complete Upper Receiver with 15" ATLAS S-ONE Handguard - Cerakote FDE - APAR700315M8

Aero Precision M4E1 Threaded 18" 5.56 Complete Upper Receiver with 15" ATLAS S-ONE Handguard - Cerakote FDE - APAR700315M8
$634 99
In Stock
Only 4 Left!
Aero Precision M4E1 Threaded 16" 5.56x45mm Mid-Length Complete Upper Receiver with ATALS R-ONE Handguard - Kodiak Brown Anodized - APAR700401M7

Aero Precision M4E1 Threaded 16" 5.56x45mm Mid-Length Complete Upper Receiver with ATALS R-ONE Handguard - Kodiak Brown Anodized - APAR700401M7

$589 99
In Stock
Only 4 Left!
Colt Defense LE6920-FBP M4 Carbine .223 16.1" Barrel Geissele 13"MK4 Rail 30-SHOT

Colt Defense LE6920-FBP M4 Carbine .223 16.1" Barrel Geissele 13"MK4 Rail 30-SHOT

$1570 65
In Stock
Colt Defense CM556-16-M5S CM5 Sentry 16 M5 Ambi Lower Free Float

Colt Defense CM556-16-M5S CM5 Sentry 16 M5 Ambi Lower Free Float

$1851 09
In Stock
Aero Precision M4E1 Threaded 10.5" 5.56 Complete Upper Receiver with 9" ATLAS S-ONE Handguard - Cerakote FDE - APAR700312M2

Aero Precision M4E1 Threaded 10.5" 5.56 Complete Upper Receiver with 9" ATLAS S-ONE Handguard - Cerakote FDE - APAR700312M2

$569 99
In Stock
Only 4 Left!
Aero Precision AR15 Complete Upper, 10.5" 5.56 Carbine Barrel with Pinned FSB, MOE M-LOK Carbine Handguard - Anodized Black - APAR502503M3

Aero Precision AR15 Complete Upper, 10.5" 5.56 Carbine Barrel with Pinned FSB, MOE M-LOK Carbine Handguard - Anodized Black - APAR502503M3
$389 99
In Stock
Only 3 Left!
Aero Precision M4E1 Threaded 16" 5.56 M4 Complete Upper Receiver with ATLAS R-ONE Handguard - Anodized Black - APAR700705M6

Aero Precision M4E1 Threaded 16" 5.56 M4 Complete Upper Receiver with ATLAS R-ONE Handguard - Anodized Black - APAR700705M6

$579 99
In Stock
Only 5 Left!
Diamondback DB1921K001 DB15 Combo 7 Black w/300 10 UP

Diamondback DB1921K001 DB15 Combo 7 Black w/300 10 UP
$932 00
In Stock
Aero Precision AR15 Complete Upper, 16" 5.56 Carbine Barrel with Pinned FSB, MOE SL Carbine - Anodized Black - APAR502505M64

Aero Precision AR15 Complete Upper, 16" 5.56 Carbine Barrel with Pinned FSB, MOE SL Carbine - Anodized Black - APAR502505M64
$409 99
In Stock
Only 4 Left!
Aero Precision M4E1 Enhanced 10.5" 5.56 Complete Upper Receiver with Pinned FSB and 7" Enhanced M-LOK Handguard - Anodized Black - APAR640211M3

Aero Precision M4E1 Enhanced 10.5" 5.56 Complete Upper Receiver with Pinned FSB and 7" Enhanced M-LOK Handguard - Anodized Black - APAR640211M3
$554 99
In Stock
Only 5 Left!
Aero Precision M4E1 Enhanced 16" 5.56 Mid-Length No Forward Assist Complete Upper Receiver w/ 15" M-LOK Handguard - Cerakote FDE - APAR612294M7

Aero Precision M4E1 Enhanced 16" 5.56 Mid-Length No Forward Assist Complete Upper Receiver w/ 15" M-LOK Handguard - Cerakote FDE - APAR612294M7
$609 99
In Stock
Only 2 Left!
Aero Precision M4E1 Threaded 11.5" 5.56 Barrel Complete Upper Receiver with 9" M-LOK ATLAS R-ONE Handguard - Anodized Black - APAR700702M29

Aero Precision M4E1 Threaded 11.5" 5.56 Barrel Complete Upper Receiver with 9" M-LOK ATLAS R-ONE Handguard - Anodized Black - APAR700702M29

$456 73
In Stock
Only 4 Left!
Black Rain Ordnance BROSSPSMK Spec15 SSP 30+1 16", Smoke, 15" Slim M-LOK, Magpul Grip/Carbine Stock

Black Rain Ordnance BROSSPSMK Spec15 SSP 30+1 16", Smoke, 15" Slim M-LOK, Magpul Grip/Carbine Stock

$1263 00
In Stock
Only 2 Left!
Black Rain Ordnance BROSSPBG Spec15 SSP 30+1 16", Bazooka Green, 15" Slim M-LOK, Magpul Grip/Carbine Stock

Black Rain Ordnance BROSSPBG Spec15 SSP 30+1 16", Bazooka Green, 15" Slim M-LOK, Magpul Grip/Carbine Stock

$1263 00
In Stock
Only 2 Left!
Aero Precision M4E1 Threaded 20" 5.56 Complete Upper Receiver with 15" ATLAS R-ONE Handguard - Anodized Black - APAR700705M48

Aero Precision M4E1 Threaded 20" 5.56 Complete Upper Receiver with 15" ATLAS R-ONE Handguard - Anodized Black - APAR700705M48
$609 99
In Stock
Only 3 Left!
Black Rain Ordnance BROSSPCWG Spec15 SSP 30+1 16", Cold War Gray, 15" Slim M-LOK, Magpul Grip/Carbine Stock

Black Rain Ordnance BROSSPCWG Spec15 SSP 30+1 16", Cold War Gray, 15" Slim M-LOK, Magpul Grip/Carbine Stock

$1266 40
In Stock
Only 2 Left!
Aero Precision M4E1 Threaded 20" 5.56 Complete Upper Receiver with 15" ATLAS S-ONE Handguard - Anodized Black - APAR700305M48

Aero Precision M4E1 Threaded 20" 5.56 Complete Upper Receiver with 15" ATLAS S-ONE Handguard - Anodized Black - APAR700305M48

$609 99
In Stock
Aero Precision M4E1 Enhanced Gas Piston Complete Upper with 14.5" 5.56 Mid-Length Barrel & 12.7" Enhanced M-LOK Handguard - Anodized Black - APAR100217M72

Aero Precision M4E1 Enhanced Gas Piston Complete Upper with 14.5" 5.56 Mid-Length Barrel & 12.7" Enhanced M-LOK Handguard - Anodized Black - APAR100217M72

$749 99 $899.99
In Stock
Black Rain Ordnance Browtpblb Spec15 We The People 30+1 16", Blue Battleworn with Deep Engraving, 15" Slim M-LOK, Magpul Grip/Carbine Stock, Castle Flash Hider

Black Rain Ordnance Browtpblb Spec15 We The People 30+1 16", Blue Battleworn with Deep Engraving, 15" Slim M-LOK, Magpul Grip/Carbine Stock, Castle Flash Hider

$1278 25
In Stock
Only 2 Left!
Black Rain Ordnance BRO3081404OPT Spec15 Billet 30+1 16", Smoke Gray, 15" Slim Handguard, Black MFT Minimalist Stock & A2 Grip, Burris Fastfire RD Red Dot

Black Rain Ordnance BRO3081404OPT Spec15 Billet 30+1 16", Smoke Gray, 15" Slim Handguard, Black MFT Minimalist Stock & A2 Grip, Burris Fastfire RD Red Dot

$829 26
In Stock
Aero Precision M4E1 Enhanced 10.5" 5.56 Barrel Complete Upper Receiver with 9" Enhanced Gen 2 M-LOK Handguard - Cerakote FDE - APAR640222M2

Aero Precision M4E1 Enhanced 10.5" 5.56 Barrel Complete Upper Receiver with 9" Enhanced Gen 2 M-LOK Handguard - Cerakote FDE - APAR640222M2

$569 99
In Stock
Only 3 Left!
Aero Precision M4E1 15" ATLAS R-ONE M-LOK Complete Upper, 16" 5.56 HBAR CMV Mid-Length Barrel - Anodized Black - APAR700705M97

Aero Precision M4E1 15" ATLAS R-ONE M-LOK Complete Upper, 16" 5.56 HBAR CMV Mid-Length Barrel - Anodized Black - APAR700705M97

$589 99
In Stock
Only 3 Left!
Arsenal SAM567D SAR5 16.3 Desert TAN Poly 30rd

Arsenal SAM567D SAR5 16.3 Desert TAN Poly 30rd

$1879 99
In Stock
Only 6 Left!
Black Rain Ordnance Browtprb Spec15 We The People 30+1 16", Red Battleworn with Deep Engraving, 15" Slim M-LOK, Magpul Grip/Carbine Stock, Castle Flash Hider

Black Rain Ordnance Browtprb Spec15 We The People 30+1 16", Red Battleworn with Deep Engraving, 15" Slim M-LOK, Magpul Grip/Carbine Stock, Castle Flash Hider

$1278 25
In Stock
Only 4 Left!
1-24 of 1038 Products
Sort By:
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. ...
  7. 44
 
  Loading...