• -29%
    16' Black Fluted .223 Wylde Ar-15 Upper
    16″ Black Fluted .223 Wylde Ar-15 Upper
    Barrel Size: 16"
    Caliber: 5.56/.223
    Original price was: $349.99.Current price is: $249.99.
  • -20%
    10.5' 300 Blackout Grab Bag Upper
    10.5″ 300 Blackout Grab Bag Upper
    Caliber: 300 BLK
    Barrel Size: 10.5"
    Original price was: $249.99.Current price is: $198.99.
  • -20%
    24' 223 Wylde 1/8 Diamond Fluted Stainless Ar-15 Upper with M-Lok rail
    24″ 223 Wylde 1/8 Diamond Fluted Stainless Ar-15 Upper with M-Lok rail
    Style: Rifle
    Caliber: 5.56/.223
    Original price was: $499.00.Current price is: $399.00.
  • -50%
    18' Grab Bag / Clearance / Blem Ar15 RIFLE Upper w/ Free Float Handguard
    18″ Grab Bag / Clearance / Blem Ar15 RIFLE Upper w/ Free Float Handguard
    Caliber: 5.56/.223
    Barrel Size: 16"
    Original price was: $499.00.Current price is: $249.00.
  • -50%
    16' Ar15 5.56/223 Upper with Light MLOK Handguard
    16″ Ar15 5.56/223 Upper with Light MLOK Handguard
    Barrel Size: 16"
    Original price was: $399.00.Current price is: $199.00.
  • -42%
    24' 223 Wylde 1/8 Diamond Fluted SS Ar-15 Upper, Threaded
    24″ 223 Wylde 1/8 Diamond Fluted SS Ar-15 Upper, Threaded
    Model Style: Ar-15
    Caliber: 5.56/.223
    Original price was: $599.00.Current price is: $349.00.
  • -50%
    24' 223 Wylde 1/8 Spiral Fluted 2tone SS Ar-15 Upper Assembly, Crowned
    24″ 223 Wylde 1/8 Spiral Fluted 2tone SS Ar-15 Upper Assembly, Crowned
    Barrel Size: 24"
    Style: Rifle
    Original price was: $599.00.Current price is: $299.00.
  • -26%
    Double Upper Combo! 5.56/.223 & .300 Blackout
    Double Upper Combo! 5.56/.223 & .300 Blackout
    Original price was: $799.99.Current price is: $589.99.
  • -33%
    Grab Bag / Clearance / Blem Ar15 PISTOL Upper w/ Free Float Handguard
    Grab Bag / Clearance / Blem Ar15 PISTOL Upper w/ Free Float Handguard
    Barrel Size: 7.5"
    Caliber: 5.56/.223
    Original price was: $299.00.Current price is: $199.00.
  • -33%
    Grab Bag / Clearance / Blem Ar15 RIFLE Upper w/ Free Float Handguard
    Grab Bag / Clearance / Blem Ar15 RIFLE Upper w/ Free Float Handguard
    Barrel Size: 16"
    Caliber: 5.56/.223
    Original price was: $299.00.Current price is: $199.00.
  • -33%
    Grab Bag/Clearance AR15 9MM Pistol Upper Receiver Assembly
    Grab Bag/Clearance AR15 9MM Pistol Upper Receiver Assembly
    Style: Pistol
    Barrel Size: 3", 5", 7", 7.5", 8.5", 10", 10.5"
    Original price was: $299.00.Current price is: $199.00.
  • -56%
    MSF 16' Ar10 / DPMS LR 308 Pattern Upper Receiver with 15' MLOK
    MSF 16″ Ar10 / DPMS LR 308 Pattern Upper Receiver with 15″ MLOK
    Rail Length: 15"
    Caliber: .308
    Original price was: $899.00.Current price is: $399.00.
  • -13%
    MSF 10.5' 7.62x39mm Pistol Upper Assembly
    MSF 10.5″ 7.62x39mm Pistol Upper Assembly
    Caliber: 7.62x39
    Style: Pistol
    Original price was: $374.00.Current price is: $324.00.
  • -14%
    MSF 10.5” Pistol 300 Blackout Upper Assembly
    MSF 10.5” Pistol 300 Blackout Upper Assembly
    Barrel Size: 10.5"
    Caliber: 300 BLK
    Original price was: $349.00.Current price is: $299.00.
  • -14%
    MSF 10.5” Pistol .458 SOCOM Upper Assembly
    MSF 10.5” Pistol .458 SOCOM Upper Assembly
    Caliber: .458 Socom
    Barrel Size: 10.5"
    Original price was: $349.00.Current price is: $299.00.
  • -14%
    MSF 10.5” Pistol 5.56/.223 Upper Assembly
    MSF 10.5” Pistol 5.56/.223 Upper Assembly
    Barrel Size: 10.5"
    Style: Pistol
    Original price was: $349.00.Current price is: $299.00.
  • -14%
    MSF 10” 9mm Pistol Upper Assembly
    MSF 10” 9mm Pistol Upper Assembly
    Style: Pistol
    Barrel Size: 10"
    Original price was: $349.00.Current price is: $299.00.
  • -14%
    MSF 11.5” 5.56/.223 Pistol Upper Assembly
    MSF 11.5” 5.56/.223 Pistol Upper Assembly
    Caliber: 5.56/.223
    Barrel Size: 11.5"
    Original price was: $349.00.Current price is: $299.00.
  • -14%
    MSF 12.5” Pistol 5.56/.223 Ar15 Upper Assembly
    MSF 12.5” Pistol 5.56/.223 Ar15 Upper Assembly
    Caliber: 5.56/.223
    Barrel Size: 12.5"
    Original price was: $349.00.Current price is: $299.00.
  • -14%
    MSF 13.9” 5.56/.223 Ar15 Pistol Upper Assembly
    MSF 13.9” 5.56/.223 Ar15 Pistol Upper Assembly
    Barrel Size: 14.5"
    Style: Pistol
    Original price was: $349.00.Current price is: $299.00.
  • -14%
    MSF 14.5” 5.56/.223 Pistol Upper Assembly
    MSF 14.5” 5.56/.223 Pistol Upper Assembly
    Barrel Size: 14.5"
    Style: Pistol
    Original price was: $349.00.Current price is: $299.00.
  • -24%
    MSF 13.9” Pin/weld 5.56/.223 Ar15 Rifle Upper assembly
    MSF 13.9” Pin/weld 5.56/.223 Ar15 Rifle Upper assembly
    Barrel Size: 13.9"
    Style: Rifle
    Original price was: $499.00.Current price is: $379.00.
  • -24%
    MSF 13.9” Pin/weld 223 Wylde 1:7 Ar15 Rifle Upper assembly
    MSF 13.9” Pin/weld 223 Wylde 1:7 Ar15 Rifle Upper assembly
    Style: Rifle
    Barrel Size: 13.9"
    Original price was: $499.00.Current price is: $379.00.
  • -24%
    MSF 14.5” Pin/weld 5.56/.223 Ar15 Rifle Upper assembly
    MSF 14.5” Pin/weld 5.56/.223 Ar15 Rifle Upper assembly
    Caliber: 5.56/.223
    Barrel Size: 14.5"
    Original price was: $499.00.Current price is: $379.00.
  • -13%
    MSF 16” 6.5 Grendel Upper Receiver Assembly
    MSF 16” 6.5 Grendel Upper Receiver Assembly
    Style: Rifle
    Barrel Size: 16"
    Original price was: $374.00.Current price is: $324.00.
  • -13%
    MSF 16” .350 Legend Upper Receiver Assembly
    MSF 16” .350 Legend Upper Receiver Assembly
    Style: Rifle
    Caliber: .350 Legend
    Original price was: $399.00.Current price is: $349.00.
  • -13%
    MSF 16” .450 Bushmaster Upper Receiver Assembly
    MSF 16” .450 Bushmaster Upper Receiver Assembly
    Style: Rifle
    Barrel Size: 16"
    Original price was: $399.00.Current price is: $349.00.
  • -13%
    MSF 16” .458 Socom Upper Receiver Assembly
    MSF 16” .458 Socom Upper Receiver Assembly
    Caliber: .458 Socom
    Style: Rifle
    Original price was: $399.00.Current price is: $349.00.
  • -14%
    MSF 16” (Pistol Gas) 300 Blackout Upper Assembly
    MSF 16” (Pistol Gas) 300 Blackout Upper Assembly
    Style: Rifle
    Caliber: 300 BLK
    Original price was: $349.00.Current price is: $299.00.
  • -14%
    MSF 16” 5.56/.223 Upper Assembly
    MSF 16” 5.56/.223 Upper Assembly
    Barrel Size: 16"
    Caliber: 5.56/.223
    Original price was: $349.00.Current price is: $299.00.
  • -14%
    MSF 16” 9mm Upper Assembly
    MSF 16” 9mm Upper Assembly
    Barrel Size: 16"
    Style: Rifle
    Original price was: $349.00.Current price is: $299.00.
  • -13%
    MSF 16″ 7.62x39mm Upper Receiver Assembly
    MSF 16″ 7.62x39mm Upper Receiver Assembly
    Barrel Size: 16"
    Style: Rifle
    Original price was: $374.00.Current price is: $324.00.
  • -11%
    MSF 18” .450 Bushmaster Upper Receiver Assembly
    MSF 18” .450 Bushmaster Upper Receiver Assembly
    Barrel Size: 18"
    Caliber: .450 Bushmaster
    Original price was: $439.00.Current price is: $389.00.
  • -8%
    MSF 18” 5.56/.223 Upper Receiver Assembly
    MSF 18” 5.56/.223 Upper Receiver Assembly
    Caliber: 5.56/.223
    Style: Rifle
    Original price was: $379.00.Current price is: $349.00.
  • -12%
    MSF 18” 6.5 Grendel Upper Receiver Assembly
    MSF 18” 6.5 Grendel Upper Receiver Assembly
    Barrel Size: 18"
    Caliber: 6.5 Grendel
    Original price was: $429.00.Current price is: $379.00.
  • -33%
    MSF 20” 5.56/.223 Wylde Ar15 Upper Assembly with 15' gen3 MLok - blem
    MSF 20” 5.56/.223 Wylde Ar15 Upper Assembly with 15″ gen3 MLok – blem
    Thread Pitch: 1/2x28
    Model Style: Ar-15
    Original price was: $449.00.Current price is: $299.00.
  • -13%
    MSF 20” SS Fluted (Rifle Gas) 5.56/.223 Ar15 Upper Assembly
    MSF 20” SS Fluted (Rifle Gas) 5.56/.223 Ar15 Upper Assembly
    Caliber: 5.56/.223
    Style: Rifle
    Original price was: $449.00.Current price is: $389.00.
  • -14%
    MSF 3” 9mm Pistol Upper Assembly
    MSF 3” 9mm Pistol Upper Assembly
    Barrel Size: 3"
    Caliber: 9mm
    Original price was: $349.00.Current price is: $299.00.
  • -49%
    Blem 5” 9mm Ar15 Ar9 Pistol Upper Assembly
    Blem 5” 9mm Ar15 Ar9 Pistol Upper Assembly
    Style: Pistol
    Thread Pitch: 5/8x24
    Original price was: $349.00.Current price is: $179.00.
  • -14%
    MSF 5” 9mm Pistol Upper Assembly
    MSF 5” 9mm Pistol Upper Assembly
    Caliber: 9mm
    Barrel Size: 5"
    Original price was: $349.00.Current price is: $299.00.
  • -13%
    MSF 7.5' Pistol 7.62x39mm Upper Assembly
    MSF 7.5″ Pistol 7.62x39mm Upper Assembly
    Barrel Size: 7.5"
    Caliber: 7.62x39
    Original price was: $374.00.Current price is: $324.00.
  • -14%
    MSF 7.5” Pistol 300 Blackout Upper Assembly
    MSF 7.5” Pistol 300 Blackout Upper Assembly
    Barrel Size: 7.5"
    Caliber: 300 BLK
    Original price was: $349.00.Current price is: $299.00.
  • -14%
    MSF 7.5” Pistol 5.56/.223 Upper Assembly
    MSF 7.5” Pistol 5.56/.223 Upper Assembly
    Barrel Size: 7.5"
    Style: Pistol
    Original price was: $349.00.Current price is: $299.00.
  • -14%
    MSF 7” 9mm Pistol Upper Assembly
    MSF 7” 9mm Pistol Upper Assembly
    Barrel Size: 7"
    Style: Pistol
    Original price was: $349.00.Current price is: $299.00.
  • -14%
    MSF 8.5” Pistol 300 Blackout Upper Assembly
    MSF 8.5” Pistol 300 Blackout Upper Assembly
    Style: Pistol
    Caliber: 300 BLK
    Original price was: $349.00.Current price is: $299.00.
  • -14%
    MSF 8.5” Pistol 5.56/.223 Upper Assembly
    MSF 8.5” Pistol 5.56/.223 Upper Assembly
    Barrel Size: 8.5"
    Style: Pistol
    Original price was: $349.00.Current price is: $299.00.
  • -42%
    24' 223 Wylde 1/8 Diamond Fluted 2tone SS Ar-15 Upper, Threaded
    24″ 223 Wylde 1/8 Diamond Fluted 2tone SS Ar-15 Upper, Threaded
    Thread Pitch: 1/2x28
    Style: Rifle
    Original price was: $599.00.Current price is: $349.00.
  • -30% Out of stock
    24' 223 Wylde 1/8 Spiral Fluted Stainless Ar-15 Upper with M-Lok rail Threaded
    24″ 223 Wylde 1/8 Spiral Fluted Stainless Ar-15 Upper with M-Lok rail Threaded
    Caliber: 5.56/.223
    Style: Rifle
    Original price was: $499.00.Current price is: $349.00.

Why Quad Rail Uppers? 

One notable trend in the evolving world of AR15 customization is the increase in the popularity of AR quad rail uppers. Quad rail uppers have made a name for themselves as firearm enthusiasts look for the ideal blend of durability and adaptability. 

Quad rail AR15 is a type of upper receiver that has four rails running across the front, top, bottom, and sides. They are often Picatinny, and they play an important role in improving the performance of a rifle. AR15 Quad Rail Upper provides a place to mount AR15 accessories like lights, grips, optics, etc. 

Key Features of Quad Rail Uppers 

AR15 complete upper receiver with quad rail has some unique features that have made it popular among AR15 and below are some of these features.

Material and Build Quality 

AR quad rail uppers are commonly made from high-quality alloys like aircraft-grade aluminum. These materials not only ensure a lightweight but also exceptional durability and resistance to wear and tear. 

The choice of material does not only affect the durability; it also affects the quality of quad rail uppers. A strong quad rail receiver is a result of the flawless integration of components that is made possible with meticulous manufacturing processes. 

Modularity and Customization 

Quad rail uppers are defined by their modular designs, specifically in the form of the quad rail system, which comprises 4 Picatinny rails that offer a flexible platform for attaching various firearm accessories. An AR 15 upper with quad rail has an improved functionality and it adapts well to various scenarios. 

Heat Dissipation 

Quad rail uppers have a very good heat-dissipating capability. The design is done with elements that are engineered to dissipate heat effectively. This will help to prevent the accumulation that can negatively affect the performance of the firearm. 

Advantages of Quad Rail Uppers 

Here are some of the advantages that come with using a complete AR15 with quad rail.

Enhanced durability and reliability 

Quad rail uppers are built with a sturdy design to last and endure the abrasions of everyday use. Premium materials used in manufacturing the uppers provide strength and durability which translates to increased reliability. 

Improved handling and performance 

Quad rail complete upper improves the AR15 experience in terms of performance and handling. They provide the shooter with a stable platform thereby contributing positively to the handling and accuracy. 

Versatility for different use cases 

The versatility that AR15 quad rail uppers provide makes them an excellent choice in several shooting situations. The modular architecture that comes with an AR-15 complete receiver with quad rail makes customization simple whether they are being used recreationally or for personal defense. 

Quad rail uppers offer unmatched durability, versatility, and functionality that have redefined the versatility of firearms. With enhanced durability, improved handling, and adaptability to different scenarios, they have become the top choice for firearm enthusiasts.