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5.56x45 NATO Semi Auto Rifles 37 Items

5.56x45 NATO Semi Auto Rifles Up To 10% Off - 37 Products In Stock / 46 Models

The 5.56x45 NATO caliber is a versatile, lightweight cartridge designed for high-velocity, low-recoil performance.  The 5.56 Caliber Rifle, combined with great 5.56 ammunition, is known throughout the world for its mid-range precision.

We have 37 5.56x45 NATO Semi Auto Rifles from top brands like DANIEL DEFENSE, COLT, BRAVO COMPANY, & SPRINGFIELD ARMORY, you’ll find features like customizable rails, enhanced ergonomics, and lightweight construction. Take advantage of up to Up To 10% Off and elevate your shooting experience with a reliable 5.56x45 NATO rifle or any Semi Auto Rifles for more details.

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DANIEL DEFENSE - DD4 RIII 5.56MM RIFLE DANIEL DEFENSE - DD4 RIII 5.56MM RIFLE
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SPRINGFIELD ARMORY - HELLION BULLPUP 5.56X45 NATO SEMI-AUTO RIFLE SPRINGFIELD ARMORY - HELLION BULLPUP 5.56X45 NATO SEMI-AUTO RIFLE
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$1,699.99 - $1,769.99

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BRAVO COMPANY - RECCE-16 16IN 5.56X45MM NATO BLACK 30+1RD BRAVO COMPANY - RECCE-16 16IN 5.56X45MM NATO BLACK 30+1RD
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$1,660.00

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Product badge SIG SAUER, INC. - M400 SDI XSERIES 5.56X45 NATO SEMI-AUTO RIFLE SIG SAUER, INC. - M400 SDI XSERIES 5.56X45 NATO SEMI-AUTO RIFLE
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$1,349.99

$1,499.99

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SPRINGFIELD ARMORY - SA-16 A2 5.56X45 NATO SEMI-AUTO RIFLE SPRINGFIELD ARMORY - SA-16 A2 5.56X45 NATO SEMI-AUTO RIFLE
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$1,069.99

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SPRINGFIELD ARMORY - SAINT VICTOR 5.56X45 NATO SEMI-AUTO RIFLE SPRINGFIELD ARMORY - SAINT VICTOR 5.56X45 NATO SEMI-AUTO RIFLE
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$986.99 - $1,029.99

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Product badge COLT - M4 CARBINE 5.56MM NATO/223 REMINGTON RIFLE COLT - M4 CARBINE 5.56MM NATO/223 REMINGTON RIFLE
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$999.99

$1,019.70

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SPRINGFIELD ARMORY - SAINT VICTOR B5 5.56 SPRINGFIELD ARMORY - SAINT VICTOR B5 5.56
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$986.99

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SPRINGFIELD ARMORY - SAINT B5 5.56 SPRINGFIELD ARMORY - SAINT B5 5.56
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$876.99

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BRAVO COMPANY - RECCE-18 MCMR 5.56 BRAVO COMPANY - RECCE-18 MCMR 5.56
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$1,960.00

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DANIEL DEFENSE - DDM4 V7 5.56X45MM NATO SEMI-AUTO RIFLE DANIEL DEFENSE - DDM4 V7 5.56X45MM NATO SEMI-AUTO RIFLE
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Product badge GEISSELE AUTOMATICS LLC - SUPER DUTY MOD1 5.56X45 NATO SEMI-AUTO RIFLE GEISSELE AUTOMATICS LLC - SUPER DUTY MOD1 5.56X45 NATO SEMI-AUTO RIFLE
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$1,995.00 - $2,425.00

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LMT DEFENSE - R20 RAHE REFERENCE 5.56X45 NATO SEMI-AUTO RIFLE LMT DEFENSE - R20 RAHE REFERENCE 5.56X45 NATO SEMI-AUTO RIFLE
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$3,239.10

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LMT DEFENSE - NEW ZEALAND REFERENCE 5.56X45 NATO SEMI-AUTO RIFLE LMT DEFENSE - NEW ZEALAND REFERENCE 5.56X45 NATO SEMI-AUTO RIFLE
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$3,239.10

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Product badge SIG SAUER, INC. - MCX SPEAR-LT IR 5.56X45 NATO SEMI-AUTO RIFLE SIG SAUER, INC. - MCX SPEAR-LT IR 5.56X45 NATO SEMI-AUTO RIFLE
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$2,339.99

$2,599.99

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DANIEL DEFENSE - DD4 M4A1RIII 5.56MM RIFLE DANIEL DEFENSE - DD4 M4A1RIII 5.56MM RIFLE
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LMT DEFENSE - DEFENDER-L 5.56X45 NATO SEMI-AUTO RIFLE LMT DEFENSE - DEFENDER-L 5.56X45 NATO SEMI-AUTO RIFLE
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$1,979.10

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COLT - CM556-16-M5S CARBINE 5.56MM RIFLE COLT - CM556-16-M5S CARBINE 5.56MM RIFLE
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$1,929.99

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Product badge SIG SAUER, INC. - M400-DH3 5.56X45 NATO SEMI-AUTO RIFLE SIG SAUER, INC. - M400-DH3 5.56X45 NATO SEMI-AUTO RIFLE
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$1,799.99

$1,999.99

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DANIEL DEFENSE - DDM4 V9 5.56X45 NATO SEMI-AUTO RIFLE DANIEL DEFENSE - DDM4 V9 5.56X45 NATO SEMI-AUTO RIFLE
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BRAVO COMPANY - RECCE-14 MCMR 5.56 BRAVO COMPANY - RECCE-14 MCMR 5.56
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$1,775.00

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DANIEL DEFENSE - DDM4 V7 SLW 5.56X45 NATO SEMI-AUTO RIFLE DANIEL DEFENSE - DDM4 V7 SLW 5.56X45 NATO SEMI-AUTO RIFLE
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BRAVO COMPANY - RECCE-16 MKMR-A 5.56 BRAVO COMPANY - RECCE-16 MKMR-A 5.56
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$1,675.00

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COLT - LE6920-FBP2 CARBINE 5.56MM RIFLE COLT - LE6920-FBP2 CARBINE 5.56MM RIFLE
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$1,557.60

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RUGER - MINI-14® TACTICAL 5.56X45 NATO SEMI-AUTO RIFLE RUGER - MINI-14® TACTICAL 5.56X45 NATO SEMI-AUTO RIFLE
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$1,029.00 - $1,499.00

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COLT - M4 MONOLITHIC CARBINE 5.56MM NATO/223 REMINGTON RIFLE COLT - M4 MONOLITHIC CARBINE 5.56MM NATO/223 REMINGTON RIFLE
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$1,449.99

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COLT - ENHANCED PATROL 5.56MM NATO/223 REMINGTON RIFLE COLT - ENHANCED PATROL 5.56MM NATO/223 REMINGTON RIFLE
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$1,349.99

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FIGHTLITE INDUSTRIES - SCR RIFLE 5.56 MLOK POLYMER THREADED BARREL FIGHTLITE INDUSTRIES - SCR RIFLE 5.56 MLOK POLYMER THREADED BARREL
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$1,199.99

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ZASTAVA ARMS USA - PAP M90 5.56X45 AK RIFLE ZASTAVA ARMS USA - PAP M90 5.56X45 AK RIFLE
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$1,183.99

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COLT - MSR 5.56MM NATO/223 REMINGTON RIFLE COLT - MSR 5.56MM NATO/223 REMINGTON RIFLE
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$1,170.40

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COLT - M4 CARBINE MAGPUL SL BLACK 5.56MM NATO/223 REMINGTON RIFLE COLT - M4 CARBINE MAGPUL SL BLACK 5.56MM NATO/223 REMINGTON RIFLE
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$1,159.99

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COLT - M4 MIDLENGTH CARBINE 5.56MM NATO/223 REMINGTON RIFLE COLT - M4 MIDLENGTH CARBINE 5.56MM NATO/223 REMINGTON RIFLE
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$1,159.99

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RUGER - MINI-14® RANCH 5.56 NATO SEMI-AUTO RIFLE RUGER - MINI-14® RANCH 5.56 NATO SEMI-AUTO RIFLE
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$959.99 - $1,089.99

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Product badge SIG SAUER, INC. - M400 TREAD 2.0 5.56X45 NATO SEMI-AUTO RIFLE SIG SAUER, INC. - M400 TREAD 2.0 5.56X45 NATO SEMI-AUTO RIFLE
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$899.99 - $1,079.99

$999.99 - $1,199.99

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SPRINGFIELD ARMORY - SAINT 5.56 16" MLOK 30+1 SPRINGFIELD ARMORY - SAINT 5.56 16" MLOK 30+1
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$876.99

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RUGER - AR-556 WITH FREE FLOAT HANGUARD 5.56X45 NATO SEMI-AUTO RIFLE RUGER - AR-556 WITH FREE FLOAT HANGUARD 5.56X45 NATO SEMI-AUTO RIFLE
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$739.99

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SMITH & WESSON - M&P 15 SPORT III 5.56X45 NATO SEMI-AUTO RIFLE SMITH & WESSON - M&P 15 SPORT III 5.56X45 NATO SEMI-AUTO RIFLE
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$699.00

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KNIGHT'S ARMAMENT - SR-15 E3 MOD 2 M-LOK 5.56 16' KNIGHT'S ARMAMENT - SR-15 E3 MOD 2 M-LOK 5.56 16'
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$3,179.00

Out of Stock
DANIEL DEFENSE - DDM4A1 14.5IN 5.56X45MM NATO MATTE BLACK 32+1RD DANIEL DEFENSE - DDM4A1 14.5IN 5.56X45MM NATO MATTE BLACK 32+1RD
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DANIEL DEFENSE - M4V7 CARBINE 5.56 16" BROWN DANIEL DEFENSE - M4V7 CARBINE 5.56 16" BROWN
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COLT - M4A1 CARBINE SOCOM 5.56X45 NATO SEMI-AUTO RIFLE COLT - M4A1 CARBINE SOCOM 5.56X45 NATO SEMI-AUTO RIFLE
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$1,536.70

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BRAVO COMPANY - MID-16 MOD 0 16IN 5.56X45MM NATO BLACK 30+1RD BRAVO COMPANY - MID-16 MOD 0 16IN 5.56X45MM NATO BLACK 30+1RD
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$1,455.00

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LMT DEFENSE - MARS-L MRP 5.56X45 NATO SEMI-AUTO RIFLE LMT DEFENSE - MARS-L MRP 5.56X45 NATO SEMI-AUTO RIFLE
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$2,474.10

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DANIEL DEFENSE - DD4 MK18RIII 5.56MM RIFLE DANIEL DEFENSE - DD4 MK18RIII 5.56MM RIFLE
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DANIEL DEFENSE - MK12 5.56X45 NATO SEMI-AUTO RIFLE DANIEL DEFENSE - MK12 5.56X45 NATO SEMI-AUTO RIFLE
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DANIEL DEFENSE - DDM4V7 PRO 5.56X45 NATO SEMI-AUTO RIFLE DANIEL DEFENSE - DDM4V7 PRO 5.56X45 NATO SEMI-AUTO RIFLE
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BRAVO COMPANY - RECCE-16 MCMR LW 5.56 BRAVO COMPANY - RECCE-16 MCMR LW 5.56
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$1,660.00

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BRAVO COMPANY - RECCE-16 MCMR 5.56 BRAVO COMPANY - RECCE-16 MCMR 5.56
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$1,660.00

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BRAVO COMPANY - M4 CARBINE MOD 0 16IN 5.56X45MM NATO BLACK 30+1RD BRAVO COMPANY - M4 CARBINE MOD 0 16IN 5.56X45MM NATO BLACK 30+1RD
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$1,436.00

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Product badge SIG SAUER, INC. - M400 ROSE 5.56X45 NATO SEMI-AUTO RIFLE SIG SAUER, INC. - M400 ROSE 5.56X45 NATO SEMI-AUTO RIFLE
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$1,169.99

$1,299.99

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SPRINGFIELD ARMORY - SAINT VICTOR SBR 5.56X45 NATO SEMI-AUTO RIFLE SPRINGFIELD ARMORY - SAINT VICTOR SBR 5.56X45 NATO SEMI-AUTO RIFLE
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$986.99

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SONS OF LIBERTY GUN WORKS - AR-15 GARAND THUMB TASK FORCE 69 14.5" MID-LENGTH RIFLE SONS OF LIBERTY GUN WORKS - AR-15 GARAND THUMB TASK FORCE 69 14.5" MID-LENGTH RIFLE
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SONS OF LIBERTY GUN WORKS - PATROL RIFLE 5.56x45MM NATO SEMI-AUTO RIFLE SONS OF LIBERTY GUN WORKS - PATROL RIFLE 5.56x45MM NATO SEMI-AUTO RIFLE
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SONS OF LIBERTY GUN WORKS - PATROL SL 5.56 16' SONS OF LIBERTY GUN WORKS - PATROL SL 5.56 16'
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RUGER - AR-556® MPR 5.56X45 NATO SEMI-AUTO RIFLE RUGER - AR-556® MPR 5.56X45 NATO SEMI-AUTO RIFLE
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$849.99 - $861.99

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RUGER - AR-556® STANDARD 5.56X45MM NATO SEMI-AUTO RIFLE RUGER - AR-556® STANDARD 5.56X45MM NATO SEMI-AUTO RIFLE
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$779.99 - $816.99

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HECKLER & KOCH - MR27 TRIBUTE 5.56X45 NATO SEMI-AUTO RIFLE HECKLER & KOCH - MR27 TRIBUTE 5.56X45 NATO SEMI-AUTO RIFLE
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$7,999.99

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BLACK RAIN ORDNANCE INC. - FALLOUT 15 5.56 BLACK RAIN ORDNANCE INC. - FALLOUT 15 5.56
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$1,699.99

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Product badge SHIELD ARMS - SA-15 FOLDING ELITE SEMI-AUTO RIFLE SHIELD ARMS - SA-15 FOLDING ELITE SEMI-AUTO RIFLE
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SONS OF LIBERTY GUN WORKS - M4 C4 16" 5.56 SONS OF LIBERTY GUN WORKS - M4 C4 16" 5.56
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FN AMERICA LLC - FN 15 SRP G2 5.56X45 NATO SEMI-AUTO RIFLE FN AMERICA LLC - FN 15 SRP G2 5.56X45 NATO SEMI-AUTO RIFLE
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$1,359.00

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Product badge FRANKLIN ARMORY - LIBERTAS CARBINE 5.56 14.5" PINNED RIFLE FRANKLIN ARMORY - LIBERTAS CARBINE 5.56 14.5" PINNED RIFLE
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$1,172.33

$1,502.99

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FRANKLIN ARMORY - M4-HTF XTD R3 16" RIFLES FRANKLIN ARMORY - M4-HTF XTD R3 16" RIFLES
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$1,160.99

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SMITH & WESSON - VOLUNTEER XV OPTIC READY 5.56X45 NATO SEMI-AUTO RIFLE SMITH & WESSON - VOLUNTEER XV OPTIC READY 5.56X45 NATO SEMI-AUTO RIFLE
5 Stars
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$879.99

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DEL-TON - ECHO 316M 16IN 5.56X45MM NATO MATTE BLACK 30+1RD DEL-TON - ECHO 316M 16IN 5.56X45MM NATO MATTE BLACK 30+1RD
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$534.09

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