Davidson Defense "Boston" AR-15 Pistol Upper Receiver 10.5" .300 Blackout 4150 CMV 1-8T Barrel 12" M-Lok Handguard (Assembled or Unassembled)

Davidson Defense "Boston" 

AR-15 Pistol Upper Receiver 

10.5" .300 Blackout 4150 CMV 1-8T Barrel 

Premium 12" M-Lok Handguard

(Assembled or Unassembled)

If You Don't Have An AR-15 Pistol Yet, Now Is The Perfect Time To Build One. At This Price There's No Reason Not To Add One To Your Arsenal. This Pistol Upper Kit Once Assembled With Your Favorite Lower And Brace, Will Easily Fit Into Any Collection And Take Up Minimal Space.

This .300 Blackout Assembled Upper Offers Amazing Stopping Power And Accuracy Which Makes It The Perfect Option For An AR Pistol. We Have 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.

This Upper Includes A 10.5" .300 Blackout From Gauntlet Arms. This Barrel Is Made From 4150 CMV And Has A Twist Rate Of 1-8. This Heavy Barrel Also Has A Thread Pitch Of 5/8x24.

This Upper Includes A Davidson Defense 12" M-Lok Handguard. This Freefloating Handguard Allows You To Comfortably Grip Your Rifle In A Variety Of Shooting Positions And Securely Mount A Variety Of Accessories.

This Build Includes A 5/8x24 Recoil Technologies Steel Flash Can. This Muzzle Device Has A Black Oxide Coating And Is Made To Direct Gases And Noise Away From The Shooter.

Specifications:

Barrel MFG: Gauntlet Arms
Barrel: 10.5" .300 Blackout 4150 CMV Heavy Barrel
Twist Rate: 1-8T
Thread Pitch: 5/8x24
Gas System Length: Pistol
Upper: Davidson Defense Mil-Spec Upper Receiver
Handguard: Premium Davidson Defense 12" M-Lok Handguard
Gas Block: .750 Low Profile Steel Gas Block
Gas Tube: Tactical Superiority Stainless Steel Pistol Gas Tube
Muzzle Brake: Recoil Technologies 5/8x24 Steel Flash Can
Forward Assist: Omega Mfg. AR-15 Forward Assist Assembly
Ejection Port Door: Omega Mfg. AR-15 Ejection Port Door, Rod And Spring
Upper Weight: 3lbs 0oz

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.