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Complete Firearms

Explore a vast selection of NFA (National Firearms Act) complete rifles. Pick and shop complete NFA rifles from Rainier Arms and enrich your firearm collection. You can explore various calibers you wish as well as rifles from multiple well-known brands including Daniel Defense, Maxim Defense, Noveske, and Sig Sauer.

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  8. Daniel Defense DDM4 MK18 5.56 NATO SBR - 10.3" Black w/ FDE RIS II
    Daniel Defense DDM4 MK18 5.56 NATO SBR - 10.3" Black w/ FDE RIS II
    $2,150.00
    Out of stock
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  9. Noveske Gen 4 AR-15 SBR - 10.5" Shorty
    Noveske Gen 4 AR-15 SBR - 10.5" Shorty
    Out of stock
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  10. Noveske Gen 4 AR-15 5.56 SBR - 10.5" Light Shorty
    Noveske Gen 4 AR-15 5.56 SBR - 10.5" Light Shorty
    $2,968.75
    Out of stock
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  11. Maxim Defense MDX 505 PDX 5.56 NATO SBR - 5.5" FDE
    Maxim Defense MDX 505 PDX 5.56 NATO SBR - 5.5" FDE
    $2,245.50
    Out of stock
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  13. Noveske Gen 4 Shorty 5.56 NATO SBR - 10.5" Sniper Grey
    Noveske Gen 4 Shorty 5.56 NATO SBR - 10.5" Sniper Grey
    $3,299.95
    Out of stock
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  14. Sig Sauer MCX Spear-LT 5.56 NATO SBR - 11"
    Sig Sauer MCX Spear-LT 5.56 NATO SBR - 11"
    $2,499.99
    Out of stock
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  15. Sig Sauer MCX Spear-LT .300BLK SBR - 9"
    Sig Sauer MCX Spear-LT .300BLK SBR - 9"
    $2,499.99
    Out of stock
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  16. Daniel Defense MK18 5.56 NATO SBR - 10.3" Milspec+ Brown
    Daniel Defense MK18 5.56 NATO SBR - 10.3" Milspec+ Brown
    $2,346.00
    Out of stock
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Shopping Options
Barrel Length
  1. 5.5" 3 items
  2. 6.5" 2 items
  3. 7" 1 item
  4. 7.5" 1 item
  5. 7.75" 1 item
  6. 7.94" 1 item
  7. 8" 2 items
  8. 9" 1 item
  9. 10.3" 4 items
  10. 10.5" 3 items
  11. 11.5" 3 items
  12. 12.5" 3 items
  13. 13" 1 item
Caliber
  1. .223 Wylde 1 item
  2. 300 Blackout 6 items
  3. 5.56 NATO 15 items
  4. 7.62x39 2 items
  5. 7.62x51 1 item
  6. 8.6 Blackout 1 item
  7. 9mm 1 item
Color
Gas Block Diameter
  1. .750" 6 items
Gas System Length
  1. Pistol 3 items
  2. Carbine 5 items
Height
  1. Absolute Co-Witness 1 item
Is Firearms?
  1. Yes 27 items
Magazine Capacity
  1. 10rd 1 item
Manufacturer
  1. Brügger & Thomet (B&T) 1 item
  2. Battle Arms Development 1 item
  3. Daniel Defense 4 items
  4. Kalashnikov USA 1 item
  5. Lewis Machine & Tool (LMT) 1 item
  6. Maxim Defense 3 items
  7. Noveske 4 items
  8. Q, LLC 2 items
  9. Radical Defense 3 items
  10. RogueOps 2 items
  11. Sig Sauer 5 items
Model
  1. Sig MCX 3 items
Mount
  1. M-LOK 9 items
  2. Picatinny 1 item
Platform
  1. AR-15 2 items
  2. Sig Sauer 3 items
Price
  1. $1,000.00 - $1,999.99 4 items
  2. $2,000.00 - $2,999.99 18 items
  3. $3,000.00 - $3,999.99 3 items
  4. $4,000.00 - $4,999.99 1 item
  5. $8,000.00 and above 1 item
Product Type
  1. Short-Barrel Rifle 27 items
Rail Length
  1. 6.7" 1 item
  2. 7" 3 items
  3. 9.5" 1 item
  4. 9.75" 1 item
  5. 11.7" 1 item
Thread Pitch
  1. 1/2x28 6 items
  2. 5/8x24 6 items
  3. M18x1.5 1 item
Threaded
  1. Yes 8 items
  2. No 1 item
Twist Rate
  1. 1:3 1 item
  2. 1:5 3 items
  3. 1:7 11 items
  4. 1:8 2 items
  5. 1:9.5 1 item
  6. 1:10 1 item
Stock Status
  1. In stock 8 items
  2. Out of stock 19 items
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