1. Firearms
  3. Semi-Auto Rifles
  5. AR-15 Rifles

AR-15 Rifles

At Sportsman’s Outdoor Superstore, we offer a large selection of AR-15 rifles, including popular favorites from top manufacturers like Colt, Ruger, and Windham Weaponry. Whether you’re looking for an entry-level model as your first rifle, a top rated gas piston variant, or a stripped lower to build your own custom AR, you’ll find dozens of reliable AR-15 rifles to shop from. You can use product filters to narrow your options by different manufacturers and calibers. To get some insight into what other customers are currently buying, you can also shop our most popular AR-15 rifles.

New Addition to AR-15 Rifles

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SIG SAUER M400 TREAD 1.0 5.56 NATO Trump FIGHT Edition Rifle

sig sauer
M400 TREAD 1.0 5.56 NATO Trump FIGHT Edition Rifle

Item Number: SIGRM40016BTRD-TRUMP
$1,149.99
Shop AR15 Pistols for Sale
AM-15-STRIPPED LOWER RECEIVER MULTI CAL CLAM PACKAGED

Anderson Manufacturing AR-15 223/5.56 Stripped Lower Receiver (In Clam Package)

  • $82.00 $31.99
In Stock
AM-15 5.56MM SEMI-AUTOMATIC RIFLE WITH 15-INCH M-LOK HANDGUARD

Anderson Manufacturing AM-15 Utility 5.56mm Semi-Automatic Rifle with 15-Inch M-LOK Handguard

  • $649.00 $374.99
In Stock
COMPLETE OPEN TRIGGER LOWER 5.56MM

Anderson Manufacturing Complete Open Trigger Assembled AR-15 Lower Receiver (Multi Cal)

  • $249.99 $99.99
In Stock
DDM4 A1 RIII 5.56 FDE 14.5 IN BBL 12.5 IN RIS III RAIL MAG/SLING

Daniel Defense DDM4 A1 RIII 5.56mm FDE Semi-Auto Rifle with TriggerTech 2-Stage Trigger, RIS II

  • $2,199.99 $1,999.99
In Stock
AM-15 7.62X39 16` BARREL UTILITY

Anderson Manufacturing AM-15 7.62x39mm Utility Rifle with Magpul Furniture

  • $449.99 $429.99
In Stock
MP SPORT 3 5.56 BLACK 16 IN BBL 30 RD MAG

Smith & Wesson M&P15 Sport III 5.56mm Rifle with Full-Length M-LOK Handguard and Forged Trigger

  • $799.00 $729.99
In Stock
FN 15 GUARDIAN 5.56 BLACK 16 IN BBL 30 RD MAG

FN FN15 Guardian 5.56mm Semi-Automatic Rifle with 16 Inch Barrel

  • $999.99
In Stock
  • Brand: FN
  • Item Number: 36-100740
SAINT VICTOR 5.56 16 IN BBL FDE STOCK/GRIP 2 MAGS OPTIC AND SLING

Springfield Saint Victor 5.56mm Flat Dark Earth AR-15 Gear Up Rifle Package with Extra Mag,

  • $1,049.99 $1,029.99
In Stock
MP15-22 SPORT B5 22LR RIFLE

Smith & Wesson M&P15-22 Sport 22LR Rimfire Rifle with Magpul MBUS and B5 Grip/Stock

  • $499.00 $389.99
In Stock
OMNI HYBRID MAXX 5.56MM NATO AR-15 WITH COLLAPSIBLE STOCK

American Tactical Omni Hybrid MAXX 5.56mm NATO AR-15 with Collapsible Stock

  • $549.99 $349.99
In Stock
KE-9 COMPLETE LOWER 9MM BLACK

KE Arms KE-9 9mm Complete Lower Receiver

  • $699.99 $399.99
In Stock
  • Brand: KE Arms
  • Item Number: 1-50-01-070
M400 DH3 223 WYLDE DH3 COMPETITION STOCK

Sig Sauer M400-DH3 5.56mm NATO AR-15 Rifle with DH3 Adjustable Stock

  • $2,179.99 $1,999.99
In Stock
  • Brand: Sig Sauer
  • Item Number: RM400-SDI-16B-DH3
M400 TREAD 1.0 5.56 NATO RIFLE W/ TRUMP IMAGE

Sig Sauer M400 TREAD 1.0 5.56 NATO Trump FIGHT Edition Rifle

  • $1,149.99
In Stock
  • Brand: Sig Sauer
  • Item Number: SIGRM40016BTRD-TRUMP
ACI-15 5.56NATO 16` BRAVO BASE

Andro Corp Industries ACI-15 Bravo16 MLOK 5.56 NATO AR-15 Rifle with 16 Inch Barrel and Black Finish

  • $699.00 $369.99
In Stock
SFAR 7.62 NATO 16 IN BBL BLACK 20 RD MAG

Ruger SFAR 7.62x51mm NATO Small-Frame Autoloading Rifle with 16.1 Inch Barrel

  • $1,329.00 $899.99
In Stock
  • Brand: Ruger
  • Item Number: 5610
AR-556 MPR 5.56NATO AMERICAN FLAG CERAKOTE

Ruger AR-556 MPR 5.56mm with American Flag Cerakote Finish

  • $1,169.00 $799.99
In Stock
RADICAL 5.56MM 16` WITH 15` FREE FLOAT RAIL FDE

Radical Firearms FR16 5.56mm Rifle with 16 inch Barrel, M-LOK Handguard, and FDE Stock

  • $449.99 $389.99
In Stock
AR-556 MPR 5.56MM

Ruger AR-556 MPR 5.56mm Semi-Automatic Multi-Purpose Rifle

  • $1,089.00 $769.99
In Stock
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