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

Anderson Manufacturing AR-15-A3 223/5.56 7075-T6 Stripped Lower Receiver

  • $39.99 (Save 37%)
  • Bulk price when you buy 5 or more.
  • $63.47
In Stock

War Sport Costa Ludus AR-15 Stripped Lower Receiver (Black Cerakote Finish)

  • $129.99 $99.99
In Stock
  • Brand: War Sport
  • Item Number: COSTA LUDUS AR-15 LOWER

Windham Weaponry WW-15 SRC 5.56mm M4A4 Flat-Top Rifle

  • $1,040.00 $498.99
In Stock

Delton DT Sport Mod 2 5.56mm Semi-Automatic Rifle

  • $674.24 $479.99
In Stock
  • Brand: Delton
  • Item Number: DTSPORT-M2

Colt LE6920 5.56mm OEM1 Rifle

  • $899.00 $699.00
In Stock
  • Brand: Colt
  • Item Number: LE6920-OEM1

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

  • $799.00 $499.99
In Stock

Sig Sauer MCX Patrol 5.56mm with KeyMod Rail

  • $2,131.00 $1,649.99
In Stock
  • Brand: Sig Sauer
  • Item Number: RMCX-16B-TELE-P

Windham Weaponry WW-15 SRC 5.56mm M4A4 Flat-Top Rifle with Bushnell Red Dot

  • $1,140.00 $569.99
In Stock

Colt LE6920 5.56mm Magpul Sporter Carbine (FDE - Flat Dark Earth)

  • $999.00 $839.00
In Stock
  • Brand: Colt
  • Item Number: LE6920MPS-FDE

Colt LE6920 5.56mm OEM2 Rifle

  • $899.00 $719.00
In Stock
  • Brand: Colt
  • Item Number: LE6920-OEM2