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.

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

  • $1,089.00 $849.99
In Stock

KE Arms KE-9 9mm Complete Lower Receiver

  • $699.99 $399.99
In Stock
  • Brand: KE Arms
  • Item Number: 1-50-01-070

Ruger AR-556 5.56 NATO M4 Flat-Top Autoloading Rifle

  • $1,019.00 $699.99
In Stock

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

  • $1,169.00 $884.99
In Stock

Colt M4 5.56mm Rifle with Magpul SL FDE Stock

  • $1,119.99
In Stock
  • Brand: Colt
  • Item Number: CR6920MPS-FDE

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