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AR-15 "Arbiter" Carbine Upper Kit

  • Product Code: 15S-UPPER15
  • Availability: In Stock
This product has a minimum quantity of 5


AR-15 10" Free Float Keymod Handguard Rail System 

  • Lightweight handguard with 7 angled surfaces for attaching keymod rail sections, each with 10 holes.
  • Top Picatinny / Weaver rail has 23 slots 
  • Includes: Barrel nut, steel jam nut ring, set screw nut and allen wrench.
  • Material: 6061 Aluminum 
  • Inside Diameter: 1.75" 
  • Finish: Hard Black Anodized 
  • Length: 10" 

AR-15 1/2 X 28 Birdcage Muzzle Brake 

  • Machined steel 
  • Matte Black 
  • 1.75" long 
  • Includes crush washer 

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

  • Material: 4150 Heat Treated Steel 
  • Chamber: 5.56/.223 
  • Twist Rate: 1:8
  • Gas Port: 0.750"
  • Gas System: Carbine 
  • Thread Pitch: 1/2x28
  • Feed Ramps: M4 
  • Finish: Parkerized 

Low Profile Micro Steel AR Gas Block .750 Black 

  • Constructed of high quality steel 
  • Set screw mounts, no gunsmith required 
  • Fits .750 dia Barrels will not fit bull barrels or pencil barrels 
  • Color: Black phosphate finish 

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" 

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

  • High quality and lightweight stripped upper receiver ( doe snot include upper parts) 
  • Material: Aircraft grade aluminum 
  • Finish: Black anodized 

AR-15 Ejection Port Cover Assembly 

  • Ejection Port Cover Door 
  • Steel Spring 
  • Steel Rod 
  • C-Clamp 
  • Replaces your missing or damaged ejection port cover on your AR-15 Rifle 
  • Black Oxide finish 

AR-15 Forward Assist Complete Mil Spec Assembly 

  • Standard military specification and dimension 
  • This package includes plunger, forward assist pawl, spring and retainer pin 
  • Finish: Black Phosphate 
  • Will fit on all the AR platforms 

AR-15 Tactical Rifle Charging Handle Assembly 

  • This charging handle body and latch on this model is CNC machined out of 6061 T6 Aircraft aluminum. The charging handle body features a black anodized type III Hard coat for reliability and durability. The charging handle material provides the smoothest operation under extreme conditions.
  • Includes: Handle, latch, pin and spring 
  • Fits: AR-15 Rifles 
  • Mil-Spec
  • Body and latch are 6061 T6 Billet aluminum 

 Front End Cap for AR-15 .750 Free Float Handguard 

  • Works on free float handguards with four holes to screw the end cap 
  • For certain models holes may need to be drilled to install end cap 
  • Mounting screws included 
  • Keeps debris out of your rail and gas block 
  • Does not interfere with .750 barrel free float
  • Outer Diameter: 1.81" 
  • Inner Diameter: .75" 
  • Thickness: .36" 
  • Weight: 1.1 oz

AR-15 Rhino Tactical Magwell Grip and Funnel  

  • The Rhino tactical magwell grip and funnel is designed to significantly improve magazine reload speed and firearm handling. The Rhino reduces magazine change times on average by 48% and without ever having to take your eye off the target
  • The Magazine well grip gives you full control of the weapon whether in CQB or malfunction situations.
  • Made from reinforced polymer, the Rhino magwell attaches to standard AR15/M4 Lower receivers without any permanent modification to the weapon. 60 degree magazine insertion angle 
  • Low light/ no light magazine changes 
  • Fits mil-spec M16,M4 and AR-15 lowers without modification 
  • Ultra-light, super strong mil-spec reinforced polymer 
  • Supports all Magpul PMAGS including Gen3

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