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  • Clearance

    • Lancer Systems L5 Magazine AR-15 223 Rem 30-Rnd Polymer Smoke
      Our Price:
      $14.59 $18.99 Save $4.40
      4.3 stars
    • Sabre Defence AR-15 Competition Extreme Upper Assembly 223 Rem 1 in 8" Twist 16" Fluted Barrel Stainless Steel with 45 Degree Flip-Up Sights Pre-Ban
      Our Price:
      $993.23 $1,179.99 Save $186.76

    • Olympic UltraMatch Barrel AR-15 223 Rem Heavy Contour 1 in 10" Twist 20" Stainless Steel Black with Front Sight Pre-Ban
      Our Price:
      $249.53 $299.99 Save $50.46
      5 stars
    • Norma Brass 460 Weatherby Magnum Box of 100 (Bulk Packaged)
      Our Price:
      $204.04 $341.99 Save $137.95

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You are here: Homepage > AR-15 Parts

AR-15 Parts

AR-15 Parts

MidwayUSA has just about every AR-15 part and AR-15 accessory for your black rifle. Use our how-to guide to Build the Ultimate AR-15 Varmint Rifle and shop our huge selection of brand-name AR-15 and M4 parts by DPMS, Bushmaster, Trijicon, AR-Stoner and more. MidwayUSA has got you covered for all your AR-15 needs.

Bargain Blowout

DPMS Miculek Muzzle Brake

DPMS Miculek Muzzle Brake

Sale $34.99

Regular $45.49

Shop Now »

DPMS AR-15 6 Position Collapsible Buttstock

DPMS AR-15 6 Position Collapsible Buttstock

Sale $51.99

Regular $59.99

Shop All »

Jewell AR-15 Small Pin Two Stage Trigger

Jewell AR-15 Small Pin Two Stage Trigger

Sale $199.99

Regular $211.99

Shop All »

AR-15 Schematics

Build The Ultimate AR-15
Shop Now »

AR-15 Schematics

AR-15 by Brand

DPMS AR-15 Parts
DPMS AR-15 Parts
AR Stoner AR-15 Parts
AR Stoner AR-15 Parts
Bushmaster AR-15 Parts
Bushmaster AR-15 Parts
Model 1 AR-15 Parts
Model 1 AR-15 Parts
Alexander Arms Ar-15 Parts
Alexander Arms Ar-15 Parts
Double Star AR-15 Parts
Double Star AR-15 Parts
Magpul AR-15 Parts
Magpul AR-15 Parts
Chip McCormick AR-15 Parts
Chip McCormick AR-15 Parts
Midwest Industries AR-15 Parts
Midwest Industries AR-15 Parts

AR-15 Ammunition

  • 223 (5.56 NATO)
  • 308 (7.62 NATO)
  • 6.5 Grendel
  • 6.8 Remington SPC
  • 458 SOCOM
  • 50 Beowulf

AR-15 Gun Parts

  • Upper Assemblies & Barrel
  • Buttstock, Handguards, & Pistol Grips
  • Lower Receivers
  • Triggers
  • Safety

AR-15 Magazines

  • AR-Stoner
  • Bushmaster
  • C-Products
  • HK

AR-15 Optics & Accessories

  • Aimpoint
  • Trijicon
  • American Defense
  • Eotech

How-To Guides

  • Build the Ultimate AR-15 Varmint Rifle

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