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Semi Auto Rifles

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AR15s, AR10s & Hunting Rifles - 110 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 110 Semi-Auto Rifles includes Brownells own BRN line of rifles. Also, it contains semi-auto calibers like the 7.62x39mm, 22 Long Rifle, 6mm ARC, 9mm Luger, 300 AAC Blackout 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 Up To 14% Off on high-performance rifles. View all 413 Rifles at Brownells.

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DANIEL DEFENSE - DD5 V4 7.62X51 NATO SEMI-AUTO RIFLE DANIEL DEFENSE - DD5 V4 7.62X51 NATO SEMI-AUTO RIFLE
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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DANIEL DEFENSE - DDM4A1 14.5IN 5.56X45MM NATO MATTE BLACK 32+1RD DANIEL DEFENSE - DDM4A1 14.5IN 5.56X45MM NATO MATTE BLACK 32+1RD
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

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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

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Product badge SPRINGFIELD ARMORY - HELLION BULLPUP 5.56X45 NATO SEMI-AUTO RIFLE SPRINGFIELD ARMORY - HELLION BULLPUP 5.56X45 NATO SEMI-AUTO RIFLE
5 Stars
(5.0)

$1,599.99 - $1,759.99

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

$1,101.99

$1,159.99

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

$949.99 - $986.99

$999.99 - $1,029.99

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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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RUGER - SFAR 7.62 NATO/308 WINCHESTER SEMI-AUTO RIFLE RUGER - SFAR 7.62 NATO/308 WINCHESTER SEMI-AUTO RIFLE
5 Stars
(5.0)

$979.99

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

$679.99 - $884.99

$769.99 - $789.99

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

$833.14

$876.99

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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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RUGER - 10/22® TAKEDOWN LITE 22 LONG RIFLE SEMI-AUTO RIFLE RUGER - 10/22® TAKEDOWN LITE 22 LONG RIFLE SEMI-AUTO RIFLE
5 Stars
(5.0)

$642.99

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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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RUGER - 75TH YEAR ANNIVERSARY 10/22 SPORTER 22 LR SEMI-AUTO RIFLE RUGER - 75TH YEAR ANNIVERSARY 10/22 SPORTER 22 LR SEMI-AUTO RIFLE
5 Stars
(4.8)

$369.00

Online Only - In stock
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
RUGER - AR-556® STANDARD 5.56X45MM NATO SEMI-AUTO RIFLE RUGER - AR-556® STANDARD 5.56X45MM NATO SEMI-AUTO RIFLE
5 Stars
(4.3)

$779.99 - $816.99

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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

Online Only - In stock
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
Product badge 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)

$799.99 - $840.40

$840.40

Online Only - In stock
Product badge 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)

$499.99 - $599.99

$561.99 - $691.99

Online Only - In stock
DANIEL DEFENSE - DDM4 V7 5.56X45MM NATO SEMI-AUTO RIFLE DANIEL DEFENSE - DDM4 V7 5.56X45MM NATO SEMI-AUTO RIFLE
5 Stars
(3.3)
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RUGER - LC CARBINE 45 ACP SEMI-AUTO RIFLE RUGER - LC CARBINE 45 ACP SEMI-AUTO RIFLE
5 Stars
(3.0)

$809.99

In stock
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
5 Stars
(2.0)

$1,995.00 - $2,425.00

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SIG SAUER, INC. - MCX-SPEAR SBR 7.62X51MM NATO SEMI-AUTO RIFLE SIG SAUER, INC. - MCX-SPEAR SBR 7.62X51MM NATO SEMI-AUTO RIFLE
5 Stars
(0.0)

$4,199.99

In stock
SIG SAUER, INC. - MCX-SPEAR SBR 6.8X51MM SEMI-AUTO RIFLE SIG SAUER, INC. - MCX-SPEAR SBR 6.8X51MM SEMI-AUTO RIFLE
5 Stars
(0.0)

$4,199.99

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SIG SAUER, INC. - MCX-SPEAR 6.8X51MM SEMI-AUTO RIFLE SIG SAUER, INC. - MCX-SPEAR 6.8X51MM SEMI-AUTO RIFLE
5 Stars
(0.0)

$4,199.99

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GEISSELE AUTOMATICS LLC - FREEDOM RIFLE (GFR) STRATOMATCH 6MM ARC SEMI-AUTO RIFLE GEISSELE AUTOMATICS LLC - FREEDOM RIFLE (GFR) STRATOMATCH 6MM ARC SEMI-AUTO RIFLE
5 Stars
(0.0)

$3,700.00

Online Only - In stock
LMT DEFENSE - MARS-H DMR 7.62X51 NATO SEMI-AUTO RIFLE LMT DEFENSE - MARS-H DMR 7.62X51 NATO SEMI-AUTO RIFLE
5 Stars
(0.0)

$3,689.10

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GEISSELE AUTOMATICS LLC - FREEDOM RIFLE (GFR) MARITIME RECCE 6MM ARC SEMI-AUTO RIFLE GEISSELE AUTOMATICS LLC - FREEDOM RIFLE (GFR) MARITIME RECCE 6MM ARC SEMI-AUTO RIFLE
5 Stars
(0.0)

$3,400.00 - $3,650.00

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GEISSELE AUTOMATICS LLC - FREEDOM RIFLE MARITIME RECONNAISSANCE 6MM ARC SEMI-AUTO RIFLE GEISSELE AUTOMATICS LLC - FREEDOM RIFLE MARITIME RECONNAISSANCE 6MM ARC SEMI-AUTO RIFLE
5 Stars
(0.0)

$3,400.00

Online Only - In stock
LMT DEFENSE - NEW ZEALAND REFERENCE 5.56X45 NATO SEMI-AUTO RIFLE LMT DEFENSE - NEW ZEALAND REFERENCE 5.56X45 NATO SEMI-AUTO RIFLE
5 Stars
(0.0)

$3,239.10

Online Only - In stock
DANIEL DEFENSE - DD5 V4 HUNTER 6.5 CREEDMOOR SEMI-AUTO RIFLE DANIEL DEFENSE - DD5 V4 HUNTER 6.5 CREEDMOOR SEMI-AUTO RIFLE
5 Stars
(0.0)
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SIG SAUER, INC. - MCX SPEAR-LT 7.62X39MM SEMI-AUTO RIFLE SIG SAUER, INC. - MCX SPEAR-LT 7.62X39MM SEMI-AUTO RIFLE
5 Stars
(0.0)

$2,599.99

Online Only - In stock
WILSON COMBAT - AR-15 RANGER WILSON COMBAT - AR-15 RANGER
5 Stars
(0.0)

$2,500.00

Online Only - Special Order. Please allow 4-5 weeks additional processing time.
WILSON COMBAT - RECON TACTICAL 6.5 GRENDEL AR-15 SEMI-AUTOMATIC RIFLE WILSON COMBAT - RECON TACTICAL 6.5 GRENDEL AR-15 SEMI-AUTOMATIC RIFLE
5 Stars
(0.0)

$2,450.00

Online Only - Special Order. Please allow 4-5 weeks additional processing time.
DANIEL DEFENSE - DD5 V4 6.5 Creedmoor 18" bbl 20rd DANIEL DEFENSE - DD5 V4 6.5 Creedmoor 18" bbl 20rd
5 Stars
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WILSON COMBAT - AR-15 PROTECTOR CARBINE WILSON COMBAT - AR-15 PROTECTOR CARBINE
5 Stars
(0.0)

$2,162.95

Online Only - Special Order. Please allow 4-5 weeks additional processing time.
DANIEL DEFENSE - DDM4V7 PRO 5.56X45 NATO SEMI-AUTO RIFLE DANIEL DEFENSE - DDM4V7 PRO 5.56X45 NATO SEMI-AUTO RIFLE
5 Stars
(0.0)
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SIG SAUER, INC. - M400-DH3 5.56X45 NATO SEMI-AUTO RIFLE SIG SAUER, INC. - M400-DH3 5.56X45 NATO SEMI-AUTO RIFLE
5 Stars
(0.0)

$1,999.99

Online Only - In stock
DANIEL DEFENSE - DD4 M4A1RIII 5.56MM RIFLE DANIEL DEFENSE - DD4 M4A1RIII 5.56MM RIFLE
5 Stars
(0.0)
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LMT DEFENSE - DEFENDER-L 5.56X45 NATO SEMI-AUTO RIFLE LMT DEFENSE - DEFENDER-L 5.56X45 NATO SEMI-AUTO RIFLE
5 Stars
(0.0)

$1,979.10

Online Only - In stock
Product badge COLT - CM556-16-M5S CARBINE 5.56MM RIFLE COLT - CM556-16-M5S CARBINE 5.56MM RIFLE
5 Stars
(0.0)

$1,833.49

$1,929.99

Online Only - In stock
SPRINGFIELD ARMORY - M1A LOADED PRECISION 308 WINCHESTER SEMI-AUTO RIFLE SPRINGFIELD ARMORY - M1A LOADED PRECISION 308 WINCHESTER SEMI-AUTO RIFLE
5 Stars
(0.0)

$1,799.99

Online Only - In stock
SPRINGFIELD ARMORY - M1A Tanker .308 Win 16.25" bbl 10rd Walnut SPRINGFIELD ARMORY - M1A Tanker .308 Win 16.25" bbl 10rd Walnut
5 Stars
(0.0)

$1,789.99

Online Only - In stock
SPRINGFIELD ARMORY - Springfield M1A 7.62 18" BBL 10rd Walnut SPRINGFIELD ARMORY - Springfield M1A 7.62 18" BBL 10rd Walnut
5 Stars
(0.0)

$1,789.99

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Product badge SPRINGFIELD ARMORY - M1A SOCOM 16IN 308 WIN BLUE BLACK POLYMER APERTURE SIGHTS 10+1RD SPRINGFIELD ARMORY - M1A SOCOM 16IN 308 WIN BLUE BLACK POLYMER APERTURE SIGHTS 10+1RD
5 Stars
(0.0)

$1,757.49

$1,849.99

Online Only - In stock
DANIEL DEFENSE - DDM4 V7 SLW 5.56X45 NATO SEMI-AUTO RIFLE DANIEL DEFENSE - DDM4 V7 SLW 5.56X45 NATO SEMI-AUTO RIFLE
5 Stars
(0.0)
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Products:   –   of 186