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Semi Auto Rifles

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AR15s, AR10s & Hunting Rifles - 78 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 78 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, 300 AAC Blackout and many others for hunting, target practice, tactical operations, and home defense.

Read the 4.6 Ratings out of 101 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 342 Rifles at Brownells.

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Product badge 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
Product badge LMT DEFENSE - L129A1 REFERENCE 7.62X51 NATO SEMI-AUTO RIFLE LMT DEFENSE - L129A1 REFERENCE 7.62X51 NATO SEMI-AUTO RIFLE
5 Stars
(0.0)

$4,476.60

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

$3,537.00

Online Only - In stock
Product badge BRAVO COMPANY - RECCE-16 MCMR LW 5.56 BRAVO COMPANY - RECCE-16 MCMR LW 5.56
5 Stars
(5.0)

$1,660.00

Online Only - In stock
Product badge SMITH & WESSON - M&P15 AXE SBR 5.56X45 NATO SEMI-AUTO RIFLE SMITH & WESSON - M&P15 AXE SBR 5.56X45 NATO SEMI-AUTO RIFLE
5 Stars
(5.0)

$1,459.00 - $1,479.00

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Product badge COLT - MSR 5.56MM NATO/223 REMINGTON RIFLE COLT - MSR 5.56MM NATO/223 REMINGTON RIFLE
5 Stars
(4.0)

$1,170.40

Online Only - In stock
Product badge 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
Product badge 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
5 Stars
(0.0)

$699.00

Online Only - In stock
Product badge SMITH & WESSON - M&P FPC 10MM AUTO SEMI-AUTO RIFLE CALIFORNIA COMPLIANT SMITH & WESSON - M&P FPC 10MM AUTO SEMI-AUTO RIFLE CALIFORNIA COMPLIANT
5 Stars
(0.0)

$579.99

Online Only - In stock
Product badge SAVAGE ARMS - RXR22 22LR SEMI-AUTOMATIC RIFLE SAVAGE ARMS - RXR22 22LR SEMI-AUTOMATIC RIFLE
5 Stars
(0.0)

$237.00

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

$1,273.99

Online Only - In stock
Product badge SMITH & WESSON - M&P FPC 9MM LUGER SEMI-AUTO RIFLE SMITH & WESSON - M&P FPC 9MM LUGER SEMI-AUTO RIFLE
5 Stars
(5.0)
Add to cart to see price

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Product badge 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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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)

$706.99 - $885.99

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Product badge BERGARA - BXR 22LR CHROMOLY BERGARA - BXR 22LR CHROMOLY
5 Stars
(3.7)

$599.99

Online Only - In stock
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)

$1,769.99 - $1,799.99

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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)

$561.99 - $691.99

Online Only - In stock
Product badge SMITH & WESSON - M&P FPC 10MM AUTO SEMI-AUTO RIFLE SMITH & WESSON - M&P FPC 10MM AUTO SEMI-AUTO RIFLE
5 Stars
(2.5)

$629.99

Online Only - In stock
Product badge 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 - $499.99

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Product badge SIG SAUER, INC. - MCX-SPEAR 6.8X51MM SEMI-AUTO RIFLE SIG SAUER, INC. - MCX-SPEAR 6.8X51MM SEMI-AUTO RIFLE
5 Stars
(5.0)

$4,199.99

Online Only - In stock
Product badge DANIEL DEFENSE - DD4 RIII 5.56MM RIFLE DANIEL DEFENSE - DD4 RIII 5.56MM RIFLE
5 Stars
(5.0)

$2,465.00

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Product badge BRAVO COMPANY - RECCE-16 MCMR 5.56 BRAVO COMPANY - RECCE-16 MCMR 5.56
5 Stars
(4.0)

$1,660.00

Online Only - In stock
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
5 Stars
(5.0)

$1,499.99 - $1,599.99

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Product badge ZASTAVA ARMS USA - ZPAPM70 7.62X39MM SEMI-AUTO RIFLE ZASTAVA ARMS USA - ZPAPM70 7.62X39MM SEMI-AUTO RIFLE
5 Stars
(5.0)

$1,286.99 - $1,433.99

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

$1,273.99

Online Only - In stock
Product badge 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
Product badge 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

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

Online Only - In stock
Product badge 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

Online Only - In stock
Product badge 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)

$277.99

In stock
Product badge 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

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

$3,537.00

Online Only - In stock
Products:  1  –  32  of 183