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AR-15 Viper Carbine Upper Kit

$179.99
  • Product Code: 15S-UPPER4
  • Availability: In Stock
This product has a minimum quantity of 5

***THIS KIT DOES NOT INCLUDE LOWER PARTS, LOWER RECEIVER, OR MAGAZINES***
***KITS CANNOT BE CHANGED, NO MODIFICATIONS WILL BE ACCEPTED***

AR-15 M-LOK Design Rail System - V2 

  • Material: Aircraft grade 6061 aluminum
  • Length: 12 inches 
  • Finish: Black hard coat type III Anodized 
  • Steel barrel nut included 
  • Flush fit onto receiver  

Birdcage Muzzle Brake

  • Standard GI Style 
  • Thread Pitch 1/2x28 for AR-15 5.56/.223
  • Rust and corrosion resistant black phosphate 
  • Helps control muzzle rise, flash and recoil 
  • Finished with a black phosphate with 5 down force vents 
  • Includes crush washer 
  • Machined steel, matte black, 1.75" long 

AR-15 5.56 NATO 16" Rifle Barrel 1:8 Twist Parkerized Finish

  • Material: 4150 Heat treated steel 
  • Chamber: 5.56/.223
  • Length: 16"
  • Twist rate: 1:8
  • Gas port: 0.750" 
  • Gas system: Carbine 
  • Thread Pitch: 1/2x28
  • Feed Ramps: M4 
  • Finish: Parkerized 
  • MADE IN USA 

AR-15 Mil Spec Upper Receiver (Stripped) - Made in U.S.A

  • High quality and lightweight stripped upper receiver 
  • Material: Aircraft grade aluminum 
  • Finish: Black Anodized 

AR-15 Tactical Rifle Charging Handle Assembly 

  • Body is 6061 T6 Billet aluminum 
  • Latch is 7075 T6 
  • Black type III Hardcoat Anodizing 

AR-15 Ejection Port Cover Assembly 

  • Dust cover, spring and rod are constructed from 4150 steel 
  • Black type III Hardcoat Anodizing 

AR-15 Forward Assist Complete Mil Spec Assembly 

  • Constructed from 4150 steel 
  • Includes plunger, forward assist pawl, retainer pin and spring 

Low Profile Steel Micro Gas Black - Clamp on Design

  • Low profile steel micro gas block - clamp on design 
  • Adjustable clamp on design holds firmly to barrel without marring or damaging it 
  • Low profile to fit under most commercially available handguards.
  • Fits barrels with a 0.750" diameter 
  • Material: Hardened steel 
  • Finish: Smooth matte black 
  • Length: 1" 
  • Width: 1" 
  • Includes screws and allen wrench 

9.75" Stainless Steel Gas Tube - Carbine Length

  • Material: Stainless Steel (optimal heat and corrosion resistance) 
  • Mil spec dimensions (consistent gas flow) 
  • Length: 9.75"
  • Made in the USA 


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