Welcome to AR15Shop.US the new Generation of AR 15 Rifles and Uppers


Regular price $720.00 $449.00 Sale

MAXIMUS - NO COMPRISE! This is the custom made AR15 upper for the shooter who wants the best and do not want to compromise, in battle against the enemies or with the quality! 
Completely Handmade, using only superior components, these AR15 uppers are still better priced than any other competitors on the market.
5.56 UPPER (Mil-Spec) 7075 T-6 Forged Aluminum A-3
Flat Top with T-Marks
FULL AUTO Bolt Carrier Group 8620 steel Bolt is 158 Carpenter Steel Bolt is HPT,
MPI Front Rail Gas Block Barrel: M4 Barrel Melonite Finish 1:7 or 1-9  (you can choose since these are custom made). 
Twist 5.56 Chamber (also accepts .223 Mil Spec M4 Feed Ramp HPT & MPI Carbine Length Gas, direct impingement system Gas port drilled and tuned for optical cycling.
Our 16″ H-bar Barrels which are more rigid will eliminate any vibration and improve accuracy while at the same time offer lighter weight of that approaching an M4 as opposed to the heavier bull barrels.
Our barrels have been professionally developed for accuracy and competition shooting.
With a Melonite finish applied to the steel through salt bath ferritic nitrocurizing our barrels not only add to the life of the barrel by over twice of that of a chrome lined barrel but also improves the accuracy, decreases the friction & heat increasing velocity.
This upgraded upper includes our Nickel-Boron Bolt Carrier Group or Melonited your choice, with Titanium Firing Pin and 13″ Key modor M-lock rail.
All MAXIMUS uppers are available with the standard Melonite barrel.
13.0 or 15 inch Key Mod or M-lock Rail
M4 barrel 1-9 twist  Melonite
7075 T-6 Aluminum Upper receiver M4 feed ramps
Nickel Boron Full Auto carrier Melonite 
Bolt is Carpenter 158 and is melonited
Ejector is melonited
Extractor is melonited
Heat treated and shop peen
Gas key is machined
Comes with titanium firing pin
Micro gas block with SS tube
Our 13″ or 15" Rail Hand guard are made in the USA.