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Semi Auto Rifles

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AR15s, AR10s & Hunting Rifles - 74 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 74 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, 7.62x51 NATO 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 on high-performance rifles. View all 341 Rifles at Brownells.

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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 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 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 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
5 Stars
(0.0)

$2,599.99

Online Only - In stock
Product badge PRIMARY WEAPONS - MK116 MOD 2-M 223 WYLDE SEMI-AUTO RIFLE PRIMARY WEAPONS - MK116 MOD 2-M 223 WYLDE SEMI-AUTO RIFLE
5 Stars
(0.0)

$2,199.95

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)

$1,019.70

Online Only - In stock
Product badge SIG SAUER, INC. - 516 G3 BRONZE 5.56 NATO SEMI-AUTO RIFLE SIG SAUER, INC. - 516 G3 BRONZE 5.56 NATO SEMI-AUTO RIFLE
5 Stars
(0.0)

$2,099.99

Online Only - In stock
Product badge SPRINGFIELD ARMORY - SAINT® VICTOR V2 AR-15 SEMI-AUTO RIFLE GEAR PAC™ SPRINGFIELD ARMORY - SAINT® VICTOR V2 AR-15 SEMI-AUTO RIFLE GEAR PAC™
5 Stars
(0.0)

$1,189.99 - $1,199.00

Online Only - In stock
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

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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)
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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 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

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

$1,960.00

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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)
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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)

$1,769.99 - $1,799.99

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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

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)

$1,286.99 - $1,433.99

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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)

$1,273.99

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

$1,159.99

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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 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 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 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
Product badge LMT DEFENSE - R20 RAHE REFERENCE 5.56X45 NATO SEMI-AUTO RIFLE LMT DEFENSE - R20 RAHE REFERENCE 5.56X45 NATO SEMI-AUTO RIFLE
5 Stars
(0.0)

$3,537.00

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

$3,537.00

Online Only - In stock
Product badge 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)

$3,537.00

Online Only - In stock
Products:  1  –  32  of 180