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Semi-Automatic Rifles

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  1. Ruger Mini-14 Ranch Semi-Auto 223/5.56 NATO 18.5" 5+1 Hardwood/Stainless
    Ruger Mini-14 Ranch Semi-Auto 223/5.56 NATO 18.5" 5+1 Hardwood/Stainless
    Special Price $972.49 Regular Price $1,145.99



    All firearms must be shipped to a registered FFL holder. You will be able to select an FFL holder location for shipping or provide your own at checkout. Please confirm that your FFL is open and will accept transfers before you place your order.

  2. Radical Firearms AR-15 MHR 223/5.56 NATO 16" 30+1
    Radical Firearms AR-15 MHR 223/5.56 NATO 16" 30+1
    Special Price $419.99 Regular Price $508.99



    All firearms must be shipped to a registered FFL holder. You will be able to select an FFL holder location for shipping or provide your own at checkout. Please confirm that your FFL is open and will accept transfers before you place your order.

  3. diamondback db15, 556, 5.56, rifle for sale, gun buy, gun for sale, rifle buy, ar15, ar15 for sale, Ammunition Depot
    Diamondback DB15 5.56 Nato 16" 30+1
    $517.00



    All firearms must be shipped to a registered FFL holder. You will be able to select an FFL holder location for shipping or provide your own at checkout. Please confirm that your FFL is open and will accept transfers before you place your order.

  4. radical firearms, ar15, ar-15, 556, 5.56 nato, 223 remington, ar for sale, Ammunition Depot
    Radical Firearms AR-15 RPR 5.56 NATO 16" 30+1
    $544.95



    All firearms must be shipped to a registered FFL holder. You will be able to select an FFL holder location for shipping or provide your own at checkout. Please confirm that your FFL is open and will accept transfers before you place your order.

  5. smith and wesson, m&p, 9mm carbine, gun for sale, 9mm, 9mm for sale, gun buy, rifle buy, Ammunition Depot
    Smith & Wesson M&P FPC Carbine 9mm 16.25" 23+1
    $599.00



    All firearms must be shipped to a registered FFL holder. You will be able to select an FFL holder location for shipping or provide your own at checkout. Please confirm that your FFL is open and will accept transfers before you place your order.

  6. diamondback db15, db15 version 2, 556, 5.56 nato, 223, ar15, ar for sale, ar15 for sale, Ammunition Depot
    Diamondback DB15 Version 2 5.56 NATO 16" 30+1 (Bronze Cerakote)
    $719.00



    All firearms must be shipped to a registered FFL holder. You will be able to select an FFL holder location for shipping or provide your own at checkout. Please confirm that your FFL is open and will accept transfers before you place your order.

  7. diamondback db15, 556, 223, 5.56 nato, ar15 for sale, ar for sale, ar15 buy, gun buy, Ammunition Depot
    Diamondback DB15 223/5.56 Nato 16" 30+1
    $646.00



    All firearms must be shipped to a registered FFL holder. You will be able to select an FFL holder location for shipping or provide your own at checkout. Please confirm that your FFL is open and will accept transfers before you place your order.

  8. diamondback DB15SSFDE, 5.56 nato, ar15, ar for sale, ar-15 for sale, gun buy, rifle for sale, Ammunition Depot
    Diamondback DB15SSFDE 223/5.56 NATO 16" 30+1 (Flat Dark Earth)
    $652.00



    All firearms must be shipped to a registered FFL holder. You will be able to select an FFL holder location for shipping or provide your own at checkout. Please confirm that your FFL is open and will accept transfers before you place your order.

  9. diamondback DB15300SSB, 300 blackout, rifle for sale, gun for sale, ar15, ar15 for sale ar-15, Ammunition Depot
    Diamondback DB15300SSB 300 Blackout 16" 30+1
    $629.00



    All firearms must be shipped to a registered FFL holder. You will be able to select an FFL holder location for shipping or provide your own at checkout. Please confirm that your FFL is open and will accept transfers before you place your order.

  10. radical firearms, ar-15, ar15, ar for sale, 556, 5.56 nato, rifle for sale, rifle buy, gun buy, gun for sale, 223, Ammunition Depot
    Radical Firearms AR-15 RPR 223/5.56 NATO 16" 30+1
    $544.95



    All firearms must be shipped to a registered FFL holder. You will be able to select an FFL holder location for shipping or provide your own at checkout. Please confirm that your FFL is open and will accept transfers before you place your order.

  11. Smith & Wesson, M&P15 Sport II, 223, 556, 556 nato, ar15, ar-15 for sale, rifle for sale, Ammunition Depot
    Smith & Wesson M&P15 Sport II 223/5.56 NATO 16" 30+1
    $707.49



    All firearms must be shipped to a registered FFL holder. You will be able to select an FFL holder location for shipping or provide your own at checkout. Please confirm that your FFL is open and will accept transfers before you place your order.

  12. springfield armory, hellion bullpup, gun for sale, 223, 556, gun buy, tactical rife, hellion, Ammunition Depot
    Springfield Armory Hellion Bullpup Semi-Auto 223/5.56 16" 30+1
    Special Price $1,660.49 Regular Price $1,957.49



    All firearms must be shipped to a registered FFL holder. You will be able to select an FFL holder location for shipping or provide your own at checkout. Please confirm that your FFL is open and will accept transfers before you place your order.

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We stock Semi-Automatic rifles from all the best manufacturers in the industry, which means you’re getting our proven customer support and intuitive buying process, with competitively priced semi-automatic rifles for your needs in the field hunting, at the range target shooting, for competition or for defensive or tactical purposes. You can find the semi-automatic rifle you’re looking for at Ammuniton Depot and you can shop with peace of mind knowing you’re getting a great deal and will be able to count on service after the sale.

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  1. Caliber
    223/5.56
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ON SALE
  1. On Sale 39 items
Manufacturer
  1. Adams Arms 1 item
  2. Armalite 5 items
  3. Black Rain Ordnance 5 items
  4. Bushmaster 1 item
  5. Colt 4 items
  6. Daniel Defense 14 items
  7. Diamondback 7 items
  8. FN 2 items
  9. Franklin Armory 1 item
  10. HM Defense 1 item
  11. Kel-Tec 1 item
  12. LuxUS Arms 2 items
  13. LWRC 2 items
  14. Patriot Ordnance Factory 4 items
  15. Radical Firearms 3 items
  16. Rattlesnake Tactical 4 items
  17. Rock River Arms 1 item
  18. Ruger 9 items
  19. Silver Shadow Firearms 1 item
  20. Smith & Wesson 3 items
  21. Springfield Armory 2 items
  22. Steyr Arms 1 item
  23. Unique-ARs 2 items
  24. Wilson Combat 2 items
  25. Windham Weaponry 1 item
Caliber
  1. 9mm 16 items
  2. 223/5.56 81 items
  3. 45 ACP 12 items
  4. 308/7.62 19 items
  5. 22 LR 32 items
  6. 300 HAM'R 1 item
  7. 7.62x51mm NATO 1 item
  8. 10mm Auto 1 item
  9. 300 Blackout 1 item
  10. 308 Win 1 item
  11. 40 SW 3 items
  12. 380 ACP 3 items
  13. 17 HMR 2 items
  14. 300 AAC Blackout 1 item
  15. 5.7x28mm 3 items
  16. 350 Legend 1 item
  17. 450 Bushmaster 1 item
  18. 6mm ARC 1 item
  19. 6.5 Creedmoor 8 items
  20. 6.5 Grendel 1 item
  21. 7.62x39mm 13 items
  22. 10mm 2 items
Capacity
  1. 5 2 items
  2. 10 2 items
  3. 20 3 items
  4. 23 1 item
  5. 30 72 items
  6. 32 1 item
Color
  1. FDE (Flat Dark Earth) 3 items
  2. Green 1 item
  3. Black 24 items
  4. Gray 1 item
  5. Brown 1 item
  6. Black/Flat Dark Earth 2 items
  7. Bronze/Black 1 item
State Compliance
  1. CA Compliant 1 item
Barrel Length
  1. 13.0" – 17.9" 2 items
Condition
  1. New 54 items
Suggested Use
  1. Practice 5 items
  2. Self Defense 34 items
  3. Hunting / Varmint 3 items
  4. Competition / Sport 5 items
  5. Duty / LE / Tactical 26 items
Special Offers
  1. On Sale Items 4 items