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Semi Auto Rifles

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AR15s, AR10s & Hunting Rifles - 103 Semi-Auto Rifles

Semi-automatic rifles are a popular choice for home defense, tactical operations, and range shooting.  Enthusiasts enjoy customizing AR15s, AR10s, and even traditional semi-auto rifles.

Our line of 103 Semi-Auto Rifles includes Brownells own BRN line of rifles. Also, it contains semi-auto calibers like the 5.56x45 NATO, 22 Long Rifle, 7.62x39mm, 9mm Luger, 308 Winchester and many others for hunting, target practice, tactical operations, and home defense.

Read the 4.7 Ratings out of 121 Reviews from verified buyers to help find the right semi-auto rifle to suit your needs and save Save Up To $19.71 on high-performance rifles. View all 404 Rifles at Brownells.

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DANIEL DEFENSE - DD5 V3 7.62x51/.308 Win 16" bbl 20rd DANIEL DEFENSE - DD5 V3 7.62x51/.308 Win 16" bbl 20rd
5 Stars
(5.0)
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DANIEL DEFENSE - DD4 RIII 5.56MM RIFLE DANIEL DEFENSE - DD4 RIII 5.56MM RIFLE
5 Stars
(5.0)
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SPRINGFIELD ARMORY - M1A SOCOM 16IN 308 WIN APERTURE REAR W/NITE SITE POST 10+1RD SPRINGFIELD ARMORY - M1A SOCOM 16IN 308 WIN APERTURE REAR W/NITE SITE POST 10+1RD
5 Stars
(5.0)

$1,789.99

Online Only - In stock
SPRINGFIELD ARMORY - M1A LOADED 308 WINCHESTER SEMI-AUTO RIFLE SPRINGFIELD ARMORY - M1A LOADED 308 WINCHESTER SEMI-AUTO RIFLE
5 Stars
(5.0)

$1,659.00 - $1,789.00

Online Only - In stock
SPRINGFIELD ARMORY - HELLION BULLPUP 5.56X45 NATO SEMI-AUTO RIFLE SPRINGFIELD ARMORY - HELLION BULLPUP 5.56X45 NATO SEMI-AUTO RIFLE
5 Stars
(5.0)

$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
5 Stars
(5.0)

$1,660.00

Online Only - In stock
SIG SAUER, INC. - M400 SDI XSERIES 5.56X45 NATO SEMI-AUTO RIFLE SIG SAUER, INC. - M400 SDI XSERIES 5.56X45 NATO SEMI-AUTO RIFLE
5 Stars
(5.0)

$1,499.99

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COLT - M4 CARBINE 7.62X39MM SEMI-AUTO RIFLE COLT - M4 CARBINE 7.62X39MM SEMI-AUTO RIFLE
5 Stars
(5.0)

$1,159.99

Online Only - In stock
SMITH & WESSON - M&P 10 SPORT 308 WINCHESTER SEMI-AUTO RIFLE SMITH & WESSON - M&P 10 SPORT 308 WINCHESTER SEMI-AUTO RIFLE
5 Stars
(5.0)

$1,089.99

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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
5 Stars
(5.0)

$1,069.99

In stock
ZASTAVA ARMS USA - ZPAPM70 7.62x39MM SEMI-AUTO RIFLE ZASTAVA ARMS USA - ZPAPM70 7.62x39MM SEMI-AUTO RIFLE
5 Stars
(5.0)

$1,062.99

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SPRINGFIELD ARMORY - SAINT VICTOR 5.56X45 NATO SEMI-AUTO RIFLE SPRINGFIELD ARMORY - SAINT VICTOR 5.56X45 NATO SEMI-AUTO RIFLE
5 Stars
(5.0)

$986.99 - $1,029.99

Online Only - In stock
Product badge COLT - M4 CARBINE 5.56MM NATO/223 REMINGTON RIFLE COLT - M4 CARBINE 5.56MM NATO/223 REMINGTON RIFLE
5 Stars
(5.0)

$999.99

$1,019.70

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SPRINGFIELD ARMORY - SAINT VICTOR B5 5.56 SPRINGFIELD ARMORY - SAINT VICTOR B5 5.56
5 Stars
(5.0)

$986.99

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HENRY REPEATING ARMS - HOMESTEADER 9MM LUGER CARBINE SEMI-AUTO RIFLE HENRY REPEATING ARMS - HOMESTEADER 9MM LUGER CARBINE SEMI-AUTO RIFLE
5 Stars
(5.0)

$769.99 - $884.99

Online Only - In stock
SPRINGFIELD ARMORY - SAINT B5 5.56 SPRINGFIELD ARMORY - SAINT B5 5.56
5 Stars
(5.0)

$876.99

Online Only - In stock
RUGER - LC CARBINE 5.7X28MM SEMI-AUTO RIFLE RUGER - LC CARBINE 5.7X28MM SEMI-AUTO RIFLE
5 Stars
(5.0)

$749.99

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SMITH & WESSON - RESPONSE 9MM LUGER SEMI-AUTO RIFLE SMITH & WESSON - RESPONSE 9MM LUGER SEMI-AUTO RIFLE
5 Stars
(5.0)

$699.00

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SMITH & WESSON - M&P FPC 9MM LUGER SEMI-AUTO RIFLE SMITH & WESSON - M&P FPC 9MM LUGER SEMI-AUTO RIFLE
5 Stars
(5.0)
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SMITH & WESSON - M&P 15-22 SPORT MOE SL 22 LONG RIFLE SEMI-AUTO RIFLE SMITH & WESSON - M&P 15-22 SPORT MOE SL 22 LONG RIFLE SEMI-AUTO RIFLE
5 Stars
(5.0)

$489.99

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SMITH & WESSON - M&P 15-22 SPORT 22 LONG RIFLE SEMI-AUTO RIFLE SMITH & WESSON - M&P 15-22 SPORT 22 LONG RIFLE SEMI-AUTO RIFLE
5 Stars
(5.0)

$429.99 - $489.99

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RUGER - 10/22 CARBINE 22 LONG RIFLE SEMI-AUTO RIFLE RUGER - 10/22 CARBINE 22 LONG RIFLE SEMI-AUTO RIFLE
5 Stars
(5.0)

$199.99 - $379.99

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HENRY REPEATING ARMS - U.S. SURVIVAL RIFLE 22 LONG RIFLE SEMI-AUTO RIFLE HENRY REPEATING ARMS - U.S. SURVIVAL RIFLE 22 LONG RIFLE SEMI-AUTO RIFLE
5 Stars
(5.0)

$289.99

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WINCHESTER - WILDCAT 22 LONG RIFLE SEMI-AUTO RIFLE WINCHESTER - WILDCAT 22 LONG RIFLE SEMI-AUTO RIFLE
5 Stars
(5.0)

$239.99

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ZASTAVA ARMS USA - ZPAP M70 AK-47 7.62X39 ZASTAVA ARMS USA - ZPAP M70 AK-47 7.62X39
5 Stars
(4.4)

$1,062.99

Online Only - In stock
BRAVO COMPANY - RECCE-18 MCMR 5.56 BRAVO COMPANY - RECCE-18 MCMR 5.56
5 Stars
(4.0)

$1,960.00

Online Only - In stock
RUGER - SFAR 6.5 CREEDMOOR SEMI-AUTO RIFLE RUGER - SFAR 6.5 CREEDMOOR SEMI-AUTO RIFLE
5 Stars
(4.0)

$979.99 - $1,059.00

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SMITH & WESSON - M&P 15-22 SPORT 22 LONG RIFLE SEMI-AUTO RIFLE WITH RED/GREEN DOT SMITH & WESSON - M&P 15-22 SPORT 22 LONG RIFLE SEMI-AUTO RIFLE WITH RED/GREEN DOT
5 Stars
(4.0)

$449.99

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RUGER - PC CARBINE TACTICAL 9MM LUGER SEMI-AUTO RIFLE RUGER - PC CARBINE TACTICAL 9MM LUGER SEMI-AUTO RIFLE
5 Stars
(3.8)

$669.99 - $796.99

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CENTURY INTERNATIONAL ARMS - VSKA AK RIFLE 7.62X39 RUSSIAN RED FURN CENTURY INTERNATIONAL ARMS - VSKA AK RIFLE 7.62X39 RUSSIAN RED FURN
5 Stars
(3.7)

$888.99

Online Only - In stock
COLT - M4 CARBINE OEM 223 REMINGTON/5.56 SEMI-AUTO RIFLE COLT - M4 CARBINE OEM 223 REMINGTON/5.56 SEMI-AUTO RIFLE
5 Stars
(3.5)

$840.40

Online Only - In stock
HAMMERELI ARMS - FORCE B1 22 LONG RIFLE STRAIGHT PULL BOLT ACTION RIFLE HAMMERELI ARMS - FORCE B1 22 LONG RIFLE STRAIGHT PULL BOLT ACTION RIFLE
5 Stars
(3.5)

$561.99 - $691.99

Online Only - In stock
Products:   –   of 186