Davidson Defense "Paper in the Wind" AR-15 Pistol Upper Receiver 8.5"
9MM 4150 CMV QPQ Nitride 1-10T Barrel Premium 
7" M-Lok Handguard 
(Assembled or Unassembled) 

Upper Receiver: This Build Features The "Vertex" Pistol AR-15 Caliber Billet Upper Receiver. The Vertex Upper Is Machined Out Of A Single Block Of 7075 T6 Billet Aluminum In Order To Create Its Intricate Lines And Angles And Finished With A Hard Coat Black Anodization. The Vertex Upper Was Designed To Be Used With Pistol Calibers Specifically And As A Result Doesn't Have A Dust Door Or Forward Assist. This Was Done To Save Weight As Well Improve Functionality And Reliability By Focusing On A Simple Design That Has Fewer Moving Parts And Therefore Fewer Parts That Can Break, All The While Not Compromising On Strength And Durability. This Upper Will Fit On A Traditional Mil-spec Lower Receiver Or A Pistol Caliber Specific Lower Receiver. 

Barrel: This Upper Includes A 8.5" 9MM Barrel From Mercury Precision. This Barrel Is Made From 4150 CMV With A QPQ Nitride Finish, A Twist Rate Of 1-10 And A Thread Pitch Of 1/2x36. 

Handguard: This Upper Features A Premium 7" Gauntlet Arms ACE Series M-Lok Handguard. This Handguard Is Made From The Highest Grade 6061-T6 Aluminum And Is Reinforced With Class 2 Type III Black Hard Anodizing. With M-Lok Cutouts On The Sides, This USA Made Handguard Will Allow You To Mount A Variety Of Accessories. 

Muzzle Device: The Mil-Spec A2 Flash Hider "Half Bird Cage" From Omega MFG. This Is The Best Working Flash Hider For The Money, It Is Hard To Find A Better Performing Muzzle Device For The Money. So, If It Ain't Broke Don't Fix It Is The Old Motto. This Government Spec Flash Hider Is Designed To Disperse Gases And Direct The Flash Away From The Shooter's Line Of Sight As Well As Help Manage Recoil. 

Specifications: 

Barrel MFG: Mercury Precision 
Barrel: 8.5" 9MM 4150 CMV QPQ Nitride Barrel
Twist Rate: 1-10T 
Thread Pitch: 1/2X36 Upper: Vertex Pistol Caliber AR-15 Billet Upper Receiver
Handguard: Gauntlet Arms Premium ACE Series 7" M-Lok Handguard
Muzzle Device: Omega Mfg. Mil-Spec Stainless Steel GI A2-Style Birdcage Flash Hider 

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.