Davidson Defense"Skylark"
AR-15 Upper Receiver
16.5" Ultra-Match 5.56 NATO QPQ Nitride 1-7T Barrel
Slim 15" KeyMod Handguard
(Assembled or Unassembled)
This 5.56 Assembled Upper Offers Amazing Stopping Power And Accuracy Which Makes It The Perfect Option For An AR Rifle. We’ve Felt That This Amazing Blend Of Attributes Made This Kit Adaptable In Its Use And Ability To Be Used Anywhere Under Every Circumstance.
Built On A Davidson Defense Forged From 7075-T6 Aluminum. This Stripped Upper Is Precision Machined To Mil-spec M16/M4 Specifications And Features M4 Feedramps.
The Scientists And Engineers Have Been Hard At Work In The Workshop And Laboratory Creating A Barrel That Is Out Of This World. The End Result Of This Brain Trust Is A Barrel Brand Simply Known As Mercury Precision. Mercury Precision Barrels Are Machined From F.J. Feddersen Match Grade Blanks That Have Been Button Cut To Very Space Grade Specifications, The End Result Being A Very High End Product. The Goal With Mercury Precision Was To Create A High End Barrel That Does Not Require A Space Travel Budget To Afford.
This Mercury Precision"Satellite" Barrel Is 16.5" Long And Is Made From 4150 CMV And Has Super High Quality QPQ Black Nitride Finish. This Treatment Increases The Barrel’s Hardness Significantly And Makes It Extremely Corrosion Resistant. This Barrel Comes With A 1:7 Twist Rate, Features A 1/2x28 Thread Pitch, And Is Has A Mid-Length Gas System. This Satellite Barrel Has A Government Profile Making It Heavy Enough To Be Stable On Its Target, But Light Enough To Be Carried Around.
The AIM Sports 15" Slim KeyMod Allows You To Comfortably Grip Your Rifle With Various Shooting Positions & Securely Mount A Variety Of Accessories. Made Of Aircraft Grade 6061 T6 Aluminum. Finished In Type III Mil-Spec Type Anodized Finish.
Recoil Technologies Six Prong Muzzle Brake Is Made 41L40 Steel Construction. Heat Treated & Erosion Resistant, Nitride Finished. 1/2"X28 Thread Pitch. Reduces Recoil & Barrel Flip.
Specifications:
Barrel MFG: ELD Performance
Barrel: 16.5" 5.56 NATO 4150 QPQ Nitride
Twist Rate: -7T
Thread Pitch: 1/2x28
Gas System Length: Mid-Length
Upper: Davidson Defense Mil-Spec Upper Receiver
Handguard: AIM Sports 15" Slim KeyMod Handguard
Gas Block: .750 Low Profile Steel Gas Block
Gas Tube: Tactical Superiority Stainless Steel Mid-Length Gas Tube
Muzzle Brake: Recoil Technologies Six Prong Muzzle Brake
Forward Assist: DPMS Forward Assist Assembly
Ejection Port Door: DPMS AR-15 Ejection Port Door, Rod & Spring
Please note: If the listing says "In-Stock" it means we have all of the items in stock. Our assembled upper receivers are made to order, please check this LINK to view our most up to date shipping status. 
